[
  {
    "question": "How many heads of the departments are older than 56 ?",
    "context": "CREATE TABLE head (age INTEGER)",
    "answer": "SELECT COUNT(*) FROM head WHERE age > 56"
  },
  {
    "question": "List the name, born state and age of the heads of departments ordered by age.",
    "context": "CREATE TABLE head (name VARCHAR, born_state VARCHAR, age VARCHAR)",
    "answer": "SELECT name, born_state, age FROM head ORDER BY age"
  },
  {
    "question": "List the creation year, name and budget of each department.",
    "context": "CREATE TABLE department (creation VARCHAR, name VARCHAR, budget_in_billions VARCHAR)",
    "answer": "SELECT creation, name, budget_in_billions FROM department"
  },
  {
    "question": "What are the maximum and minimum budget of the departments?",
    "context": "CREATE TABLE department (budget_in_billions INTEGER)",
    "answer": "SELECT MAX(budget_in_billions), MIN(budget_in_billions) FROM department"
  },
  {
    "question": "What is the average number of employees of the departments whose rank is between 10 and 15?",
    "context": "CREATE TABLE department (num_employees INTEGER, ranking INTEGER)",
    "answer": "SELECT AVG(num_employees) FROM department WHERE ranking BETWEEN 10 AND 15"
  },
  {
    "question": "What are the names of the heads who are born outside the California state?",
    "context": "CREATE TABLE head (name VARCHAR, born_state VARCHAR)",
    "answer": "SELECT name FROM head WHERE born_state <> 'California'"
  },
  {
    "question": "What are the distinct creation years of the departments managed by a secretary born in state 'Alabama'?",
    "context": "CREATE TABLE department (creation VARCHAR, department_id VARCHAR); CREATE TABLE management (department_id VARCHAR, head_id VARCHAR); CREATE TABLE head (head_id VARCHAR, born_state VARCHAR)",
    "answer": "SELECT DISTINCT T1.creation FROM department AS T1 JOIN management AS T2 ON T1.department_id = T2.department_id JOIN head AS T3 ON T2.head_id = T3.head_id WHERE T3.born_state = 'Alabama'"
  },
  {
    "question": "What are the names of the states where at least 3 heads were born?",
    "context": "CREATE TABLE head (born_state VARCHAR)",
    "answer": "SELECT born_state FROM head GROUP BY born_state HAVING COUNT(*) >= 3"
  },
  {
    "question": "In which year were most departments established?",
    "context": "CREATE TABLE department (creation VARCHAR)",
    "answer": "SELECT creation FROM department GROUP BY creation ORDER BY COUNT(*) DESC LIMIT 1"
  },
  {
    "question": "Show the name and number of employees for the departments managed by heads whose temporary acting value is 'Yes'?",
    "context": "CREATE TABLE management (department_id VARCHAR, temporary_acting VARCHAR); CREATE TABLE department (name VARCHAR, num_employees VARCHAR, department_id VARCHAR)",
    "answer": "SELECT T1.name, T1.num_employees FROM department AS T1 JOIN management AS T2 ON T1.department_id = T2.department_id WHERE T2.temporary_acting = 'Yes'"
  },
  {
    "question": "How many acting statuses are there?",
    "context": "CREATE TABLE management (temporary_acting VARCHAR)",
    "answer": "SELECT COUNT(DISTINCT temporary_acting) FROM management"
  },
  {
    "question": "How many departments are led by heads who are not mentioned?",
    "context": "CREATE TABLE management (department_id VARCHAR); CREATE TABLE department (department_id VARCHAR)",
    "answer": "SELECT COUNT(*) FROM department WHERE NOT department_id IN (SELECT department_id FROM management)"
  },
  {
    "question": "What are the distinct ages of the heads who are acting?",
    "context": "CREATE TABLE head (age VARCHAR, head_id VARCHAR); CREATE TABLE management (head_id VARCHAR, temporary_acting VARCHAR)",
    "answer": "SELECT DISTINCT T1.age FROM management AS T2 JOIN head AS T1 ON T1.head_id = T2.head_id WHERE T2.temporary_acting = 'Yes'"
  },
  {
    "question": "List the states where both the secretary of 'Treasury' department and the secretary of 'Homeland Security' were born.",
    "context": "CREATE TABLE management (department_id VARCHAR, head_id VARCHAR); CREATE TABLE head (born_state VARCHAR, head_id VARCHAR); CREATE TABLE department (department_id VARCHAR, name VARCHAR)",
    "answer": "SELECT T3.born_state FROM department AS T1 JOIN management AS T2 ON T1.department_id = T2.department_id JOIN head AS T3 ON T2.head_id = T3.head_id WHERE T1.name = 'Treasury' INTERSECT SELECT T3.born_state FROM department AS T1 JOIN management AS T2 ON T1.department_id = T2.department_id JOIN head AS T3 ON T2.head_id = T3.head_id WHERE T1.name = 'Homeland Security'"
  },
  {
    "question": "Which department has more than 1 head at a time? List the id, name and the number of heads.",
    "context": "CREATE TABLE management (department_id VARCHAR); CREATE TABLE department (department_id VARCHAR, name VARCHAR)",
    "answer": "SELECT T1.department_id, T1.name, COUNT(*) FROM management AS T2 JOIN department AS T1 ON T1.department_id = T2.department_id GROUP BY T1.department_id HAVING COUNT(*) > 1"
  },
  {
    "question": "Which head's name has the substring 'Ha'? List the id and name.",
    "context": "CREATE TABLE head (head_id VARCHAR, name VARCHAR)",
    "answer": "SELECT head_id, name FROM head WHERE name LIKE '%Ha%'"
  },
  {
    "question": "How many farms are there?",
    "context": "CREATE TABLE farm (Id VARCHAR)",
    "answer": "SELECT COUNT(*) FROM farm"
  },
  {
    "question": "List the total number of horses on farms in ascending order.",
    "context": "CREATE TABLE farm (Total_Horses VARCHAR)",
    "answer": "SELECT Total_Horses FROM farm ORDER BY Total_Horses"
  },
  {
    "question": "What are the hosts of competitions whose theme is not \"Aliens\"?",
    "context": "CREATE TABLE farm_competition (Hosts VARCHAR, Theme VARCHAR)",
    "answer": "SELECT Hosts FROM farm_competition WHERE Theme <> 'Aliens'"
  },
  {
    "question": "What are the themes of farm competitions sorted by year in ascending order?",
    "context": "CREATE TABLE farm_competition (Theme VARCHAR, YEAR VARCHAR)",
    "answer": "SELECT Theme FROM farm_competition ORDER BY YEAR"
  },
  {
    "question": "What is the average number of working horses of farms with more than 5000 total number of horses?",
    "context": "CREATE TABLE farm (Working_Horses INTEGER, Total_Horses INTEGER)",
    "answer": "SELECT AVG(Working_Horses) FROM farm WHERE Total_Horses > 5000"
  },
  {
    "question": "What are the maximum and minimum number of cows across all farms.",
    "context": "CREATE TABLE farm (Cows INTEGER)",
    "answer": "SELECT MAX(Cows), MIN(Cows) FROM farm"
  },
  {
    "question": "How many different statuses do cities have?",
    "context": "CREATE TABLE city (Status VARCHAR)",
    "answer": "SELECT COUNT(DISTINCT Status) FROM city"
  },
  {
    "question": "List official names of cities in descending order of population.",
    "context": "CREATE TABLE city (Official_Name VARCHAR, Population VARCHAR)",
    "answer": "SELECT Official_Name FROM city ORDER BY Population DESC"
  },
  {
    "question": "List the official name and status of the city with the largest population.",
    "context": "CREATE TABLE city (Official_Name VARCHAR, Status VARCHAR, Population VARCHAR)",
    "answer": "SELECT Official_Name, Status FROM city ORDER BY Population DESC LIMIT 1"
  },
  {
    "question": "Show the years and the official names of the host cities of competitions.",
    "context": "CREATE TABLE city (Official_Name VARCHAR, City_ID VARCHAR); CREATE TABLE farm_competition (Year VARCHAR, Host_city_ID VARCHAR)",
    "answer": "SELECT T2.Year, T1.Official_Name FROM city AS T1 JOIN farm_competition AS T2 ON T1.City_ID = T2.Host_city_ID"
  },
  {
    "question": "Show the official names of the cities that have hosted more than one competition.",
    "context": "CREATE TABLE farm_competition (Host_city_ID VARCHAR); CREATE TABLE city (Official_Name VARCHAR, City_ID VARCHAR)",
    "answer": "SELECT T1.Official_Name FROM city AS T1 JOIN farm_competition AS T2 ON T1.City_ID = T2.Host_city_ID GROUP BY T2.Host_city_ID HAVING COUNT(*) > 1"
  },
  {
    "question": "Show the status of the city that has hosted the greatest number of competitions.",
    "context": "CREATE TABLE city (Status VARCHAR, City_ID VARCHAR); CREATE TABLE farm_competition (Host_city_ID VARCHAR)",
    "answer": "SELECT T1.Status FROM city AS T1 JOIN farm_competition AS T2 ON T1.City_ID = T2.Host_city_ID GROUP BY T2.Host_city_ID ORDER BY COUNT(*) DESC LIMIT 1"
  },
  {
    "question": "Please show the themes of competitions with host cities having populations larger than 1000.",
    "context": "CREATE TABLE city (City_ID VARCHAR, Population INTEGER); CREATE TABLE farm_competition (Theme VARCHAR, Host_city_ID VARCHAR)",
    "answer": "SELECT T2.Theme FROM city AS T1 JOIN farm_competition AS T2 ON T1.City_ID = T2.Host_city_ID WHERE T1.Population > 1000"
  },
  {
    "question": "Please show the different statuses of cities and the average population of cities with each status.",
    "context": "CREATE TABLE city (Status VARCHAR, Population INTEGER)",
    "answer": "SELECT Status, AVG(Population) FROM city GROUP BY Status"
  },
  {
    "question": "Please show the different statuses, ordered by the number of cities that have each.",
    "context": "CREATE TABLE city (Status VARCHAR)",
    "answer": "SELECT Status FROM city GROUP BY Status ORDER BY COUNT(*)"
  },
  {
    "question": "List the most common type of Status across cities.",
    "context": "CREATE TABLE city (Status VARCHAR)",
    "answer": "SELECT Status FROM city GROUP BY Status ORDER BY COUNT(*) DESC LIMIT 1"
  },
  {
    "question": "List the official names of cities that have not held any competition.",
    "context": "CREATE TABLE farm_competition (Official_Name VARCHAR, City_ID VARCHAR, Host_city_ID VARCHAR); CREATE TABLE city (Official_Name VARCHAR, City_ID VARCHAR, Host_city_ID VARCHAR)",
    "answer": "SELECT Official_Name FROM city WHERE NOT City_ID IN (SELECT Host_city_ID FROM farm_competition)"
  },
  {
    "question": "Show the status shared by cities with population bigger than 1500 and smaller than 500.",
    "context": "CREATE TABLE city (Status VARCHAR, Population INTEGER)",
    "answer": "SELECT Status FROM city WHERE Population > 1500 INTERSECT SELECT Status FROM city WHERE Population < 500"
  },
  {
    "question": "Find the official names of cities with population bigger than 1500 or smaller than 500.",
    "context": "CREATE TABLE city (Official_Name VARCHAR, Population VARCHAR)",
    "answer": "SELECT Official_Name FROM city WHERE Population > 1500 OR Population < 500"
  },
  {
    "question": "Show the census ranking of cities whose status are not \"Village\".",
    "context": "CREATE TABLE city (Census_Ranking VARCHAR, Status VARCHAR)",
    "answer": "SELECT Census_Ranking FROM city WHERE Status <> \"Village\""
  },
  {
    "question": "which course has most number of registered students?",
    "context": "CREATE TABLE courses (course_name VARCHAR, course_id VARCHAR); CREATE TABLE student_course_registrations (course_Id VARCHAR)",
    "answer": "SELECT T1.course_name FROM courses AS T1 JOIN student_course_registrations AS T2 ON T1.course_id = T2.course_Id GROUP BY T1.course_id ORDER BY COUNT(*) DESC LIMIT 1"
  },
  {
    "question": "what is id of students who registered some courses but the least number of courses in these students?",
    "context": "CREATE TABLE student_course_registrations (student_id VARCHAR)",
    "answer": "SELECT student_id FROM student_course_registrations GROUP BY student_id ORDER BY COUNT(*) LIMIT 1"
  },
  {
    "question": "what are the first name and last name of all candidates?",
    "context": "CREATE TABLE candidates (candidate_id VARCHAR); CREATE TABLE people (first_name VARCHAR, last_name VARCHAR, person_id VARCHAR)",
    "answer": "SELECT T2.first_name, T2.last_name FROM candidates AS T1 JOIN people AS T2 ON T1.candidate_id = T2.person_id"
  },
  {
    "question": "List the id of students who never attends courses?",
    "context": "CREATE TABLE student_course_attendance (student_id VARCHAR); CREATE TABLE students (student_id VARCHAR)",
    "answer": "SELECT student_id FROM students WHERE NOT student_id IN (SELECT student_id FROM student_course_attendance)"
  },
  {
    "question": "List the id of students who attended some courses?",
    "context": "CREATE TABLE student_course_attendance (student_id VARCHAR)",
    "answer": "SELECT student_id FROM student_course_attendance"
  },
  {
    "question": "What are the ids of all students for courses and what are the names of those courses?",
    "context": "CREATE TABLE courses (course_name VARCHAR, course_id VARCHAR); CREATE TABLE student_course_registrations (student_id VARCHAR, course_id VARCHAR)",
    "answer": "SELECT T1.student_id, T2.course_name FROM student_course_registrations AS T1 JOIN courses AS T2 ON T1.course_id = T2.course_id"
  },
  {
    "question": "What is detail of the student who most recently registered course?",
    "context": "CREATE TABLE student_course_registrations (student_id VARCHAR, registration_date VARCHAR); CREATE TABLE students (student_details VARCHAR, student_id VARCHAR)",
    "answer": "SELECT T2.student_details FROM student_course_registrations AS T1 JOIN students AS T2 ON T1.student_id = T2.student_id ORDER BY T1.registration_date DESC LIMIT 1"
  },
  {
    "question": "How many students attend course English?",
    "context": "CREATE TABLE student_course_attendance (course_id VARCHAR); CREATE TABLE courses (course_id VARCHAR, course_name VARCHAR)",
    "answer": "SELECT COUNT(*) FROM courses AS T1 JOIN student_course_attendance AS T2 ON T1.course_id = T2.course_id WHERE T1.course_name = \"English\""
  },
  {
    "question": "How many courses do the student whose id is 171 attend?",
    "context": "CREATE TABLE courses (course_id VARCHAR); CREATE TABLE student_course_attendance (course_id VARCHAR, student_id VARCHAR)",
    "answer": "SELECT COUNT(*) FROM courses AS T1 JOIN student_course_attendance AS T2 ON T1.course_id = T2.course_id WHERE T2.student_id = 171"
  },
  {
    "question": "Find id of the candidate whose email is stanley.monahan@example.org?",
    "context": "CREATE TABLE candidates (candidate_id VARCHAR); CREATE TABLE people (person_id VARCHAR, email_address VARCHAR)",
    "answer": "SELECT T2.candidate_id FROM people AS T1 JOIN candidates AS T2 ON T1.person_id = T2.candidate_id WHERE T1.email_address = \"stanley.monahan@example.org\""
  },
  {
    "question": "Find id of the candidate who most recently accessed the course?",
    "context": "CREATE TABLE candidate_assessments (candidate_id VARCHAR, assessment_date VARCHAR)",
    "answer": "SELECT candidate_id FROM candidate_assessments ORDER BY assessment_date DESC LIMIT 1"
  },
  {
    "question": "What is detail of the student who registered the most number of courses?",
    "context": "CREATE TABLE students (student_details VARCHAR, student_id VARCHAR); CREATE TABLE student_course_registrations (student_id VARCHAR)",
    "answer": "SELECT T1.student_details FROM students AS T1 JOIN student_course_registrations AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id ORDER BY COUNT(*) DESC LIMIT 1"
  },
  {
    "question": "List the id of students who registered some courses and the number of their registered courses?",
    "context": "CREATE TABLE students (student_id VARCHAR); CREATE TABLE student_course_registrations (student_id VARCHAR)",
    "answer": "SELECT T1.student_id, COUNT(*) FROM students AS T1 JOIN student_course_registrations AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id"
  },
  {
    "question": "How many registed students do each course have? List course name and the number of their registered students?",
    "context": "CREATE TABLE students (student_id VARCHAR); CREATE TABLE courses (course_name VARCHAR, course_id VARCHAR); CREATE TABLE student_course_registrations (course_id VARCHAR, student_id VARCHAR)",
    "answer": "SELECT T3.course_name, COUNT(*) FROM students AS T1 JOIN student_course_registrations AS T2 ON T1.student_id = T2.student_id JOIN courses AS T3 ON T2.course_id = T3.course_id GROUP BY T2.course_id"
  },
  {
    "question": "Find id of candidates whose assessment code is \"Pass\"?",
    "context": "CREATE TABLE candidate_assessments (candidate_id VARCHAR, asessment_outcome_code VARCHAR)",
    "answer": "SELECT candidate_id FROM candidate_assessments WHERE asessment_outcome_code = \"Pass\""
  },
  {
    "question": "Find the cell mobile number of the candidates whose assessment code is \"Fail\"?",
    "context": "CREATE TABLE candidates (candidate_id VARCHAR); CREATE TABLE people (cell_mobile_number VARCHAR, person_id VARCHAR); CREATE TABLE candidate_assessments (candidate_id VARCHAR, asessment_outcome_code VARCHAR)",
    "answer": "SELECT T3.cell_mobile_number FROM candidates AS T1 JOIN candidate_assessments AS T2 ON T1.candidate_id = T2.candidate_id JOIN people AS T3 ON T1.candidate_id = T3.person_id WHERE T2.asessment_outcome_code = \"Fail\""
  },
  {
    "question": "What are the id of students who registered course 301?",
    "context": "CREATE TABLE student_course_attendance (student_id VARCHAR, course_id VARCHAR)",
    "answer": "SELECT student_id FROM student_course_attendance WHERE course_id = 301"
  },
  {
    "question": "What is the id of the student who most recently registered course 301?",
    "context": "CREATE TABLE student_course_attendance (student_id VARCHAR, course_id VARCHAR, date_of_attendance VARCHAR)",
    "answer": "SELECT student_id FROM student_course_attendance WHERE course_id = 301 ORDER BY date_of_attendance DESC LIMIT 1"
  },
  {
    "question": "Find distinct cities of addresses of people?",
    "context": "CREATE TABLE addresses (city VARCHAR, address_id VARCHAR); CREATE TABLE people_addresses (address_id VARCHAR)",
    "answer": "SELECT DISTINCT T1.city FROM addresses AS T1 JOIN people_addresses AS T2 ON T1.address_id = T2.address_id"
  },
  {
    "question": "Find distinct cities of address of students?",
    "context": "CREATE TABLE students (student_id VARCHAR); CREATE TABLE addresses (city VARCHAR, address_id VARCHAR); CREATE TABLE people_addresses (address_id VARCHAR, person_id VARCHAR)",
    "answer": "SELECT DISTINCT T1.city FROM addresses AS T1 JOIN people_addresses AS T2 ON T1.address_id = T2.address_id JOIN students AS T3 ON T2.person_id = T3.student_id"
  },
  {
    "question": "List the names of courses in alphabetical order?",
    "context": "CREATE TABLE courses (course_name VARCHAR)",
    "answer": "SELECT course_name FROM courses ORDER BY course_name"
  },
  {
    "question": "List the first names of people in alphabetical order?",
    "context": "CREATE TABLE people (first_name VARCHAR)",
    "answer": "SELECT first_name FROM people ORDER BY first_name"
  },
  {
    "question": "What are the id of students who registered courses or attended courses?",
    "context": "CREATE TABLE student_course_attendance (student_id VARCHAR); CREATE TABLE student_course_registrations (student_id VARCHAR)",
    "answer": "SELECT student_id FROM student_course_registrations UNION SELECT student_id FROM student_course_attendance"
  },
  {
    "question": "Find the id of courses which are registered or attended by student whose id is 121?",
    "context": "CREATE TABLE student_course_attendance (course_id VARCHAR, student_id VARCHAR); CREATE TABLE student_course_registrations (course_id VARCHAR, student_id VARCHAR)",
    "answer": "SELECT course_id FROM student_course_registrations WHERE student_id = 121 UNION SELECT course_id FROM student_course_attendance WHERE student_id = 121"
  }
]