ajayk007/querysmith-spider-bird huggingface dataset:
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;

CREATE TABLE `Attribute_Definitions` (
`attribute_id` INTEGER PRIMARY KEY,
`attribute_name` VARCHAR(30),
`attribute_data_type` VARCHAR(10)
);

Question: What are the name and level of catalog structure with level number between 5 and 10

assistant: SELECT catalog_level_name , catalog_level_number FROM Catalog_Structure WHERE catalog_level_number BETWEEN 5 AND 10
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE genre (
  id integer PRIMARY KEY,
  genre_name text
);
CREATE TABLE game (
  id integer PRIMARY KEY,
  genre_id integer,
  game_name text
);
CREATE TABLE platform (
  id integer PRIMARY KEY,
  platform_name text
);
CREATE TABLE publisher (
  id integer PRIMARY KEY,
  publisher_name text
);
CREATE TABLE game_publisher (
  id integer PRIMARY KEY,
  game_id integer,
  publisher_id integer
);
CREATE TABLE game_platform (
  id integer PRIMARY KEY,
  game_publisher_id integer,
  platform_id integer,
  release_year integer
);
CREATE TABLE region (
  id integer PRIMARY KEY,
  region_name text
);
CREATE TABLE region_sales (
  region_id integer,
  game_platform_id integer,
  num_sales real
);
-- foreign keys: game.genre_id -> genre.id; game_publisher.publisher_id -> publisher.id; game_publisher.game_id -> game.id; game_platform.platform_id -> platform.id; game_platform.game_publisher_id -> game_publisher.id; region_sales.region_id -> region.id; region_sales.game_platform_id -> game_platform.id

Hint: which publisher refers to publisher_name; 'Pachi-Slot Kanzen Kouryaku 3: Universal Koushiki Gaido Volume 3' refers to game_name = 'Pachi-Slot Kanzen Kouryaku 3: Universal Koushiki Gaido Volume 3';

Question: Which publisher has published the game 'Pachi-Slot Kanzen Kouryaku 3: Universal Koushiki Gaido Volume 3'?

assistant: SELECT T1.publisher_name FROM publisher AS T1 INNER JOIN game_publisher AS T2 ON T1.id = T2.publisher_id INNER JOIN game AS T3 ON T2.game_id = T3.id WHERE T3.game_name = 'Pachi-Slot Kanzen Kouryaku 3: Universal Koushiki Gaido Volume 3'
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE country (
  id integer PRIMARY KEY,
  country_name text
);
CREATE TABLE ranking_system (
  id integer PRIMARY KEY,
  system_name text
);
CREATE TABLE ranking_criteria (
  id integer PRIMARY KEY,
  ranking_system_id integer,
  criteria_name text
);
CREATE TABLE university (
  id integer PRIMARY KEY,
  country_id integer,
  university_name text
);
CREATE TABLE university_ranking_year (
  university_id integer,
  ranking_criteria_id integer,
  year integer,
  score integer
);
CREATE TABLE university_year (
  university_id integer,
  year integer,
  num_students integer,
  student_staff_ratio real,
  pct_international_students integer,
  pct_female_students integer
);
-- foreign keys: ranking_criteria.ranking_system_id -> ranking_system.id; university.country_id -> country.id; university_ranking_year.university_id -> university.id; university_ranking_year.ranking_criteria_id -> ranking_criteria.id; university_year.university_id -> university.id

Hint: name of universities refers to university_name; located in Spain refers to country_name = 'Spain';

Question: List the name of universities located in Spain.

assistant: SELECT T1.university_name FROM university AS T1 INNER JOIN country AS T2 ON T1.country_id = T2.id WHERE T2.country_name = 'Spain'
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE film_text (
  film_id integer PRIMARY KEY,
  title text,
  description text
);
CREATE TABLE actor (
  actor_id integer PRIMARY KEY,
  first_name text,
  last_name text,
  last_update datetime
);
CREATE TABLE address (
  address_id integer PRIMARY KEY,
  address text,
  address2 text,
  district text,
  city_id integer,
  postal_code text,
  phone text,
  last_update datetime
);
CREATE TABLE category (
  category_id integer PRIMARY KEY,
  name text,
  last_update datetime
);
CREATE TABLE city (
  city_id integer PRIMARY KEY,
  city text,
  country_id integer,
  last_update datetime
);
CREATE TABLE country (
  country_id integer PRIMARY KEY,
  country text,
  last_update datetime
);
CREATE TABLE customer (
  customer_id integer PRIMARY KEY,
  store_id integer,
  first_name text,
  last_name text,
  email text,
  address_id integer,
  active integer,
  create_date datetime,
  last_update datetime
);
CREATE TABLE film (
  film_id integer PRIMARY KEY,
  title text,
  description text,
  release_year text,
  language_id integer,
  original_language_id integer,
  rental_duration integer,
  rental_rate real,
  length integer,
  replacement_cost real,
  rating text,
  special_features text,
  last_update datetime
);
CREATE TABLE film_actor (
  actor_id integer PRIMARY KEY,
  film_id integer PRIMARY KEY,
  last_update datetime
);
CREATE TABLE film_category (
  film_id integer PRIMARY KEY,
  category_id integer PRIMARY KEY,
  last_update datetime
);
CREATE TABLE inventory (
  inventory_id integer PRIMARY KEY,
  film_id integer,
  store_id integer,
  last_update datetime
);
CREATE TABLE language (
  language_id integer PRIMARY KEY,
  name text,
  last_update datetime
);
CREATE TABLE payment (
  payment_id integer PRIMARY KEY,
  customer_id integer,
  staff_id integer,
  rental_id integer,
  amount real,
  payment_date datetime,
  last_update datetime
);
CREATE TABLE rental (
  rental_id integer PRIMARY KEY,
  rental_date datetime,
  inventory_id integer,
  customer_id integer,
  return_date datetime,
  staff_id integer,
  last_update datetime
);
CREATE TABLE staff (
  staff_id integer PRIMARY KEY,
  first_name text,
  last_name text,
  address_id integer,
  picture blob,
  email text,
  store_id integer,
  active integer,
  username text,
  password text,
  last_update datetime
);
CREATE TABLE store (
  store_id integer PRIMARY KEY,
  manager_staff_id integer,
  address_id integer,
  last_update datetime
);

Hint: rented on 26th May 2005 refers to rental_date = '2005-05-26'; return on 30th May, 2005 refers to return_date = '2005-05-30'; number of rented film refers to Count (rental_id)

Question: How many films rented on 26th May, 2005 were returned on 30th May, 2005?

assistant: SELECT COUNT(DISTINCT rental_id) FROM rental WHERE date(rental_date) BETWEEN '2005-05-26' AND '2005-05-30'
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE Classification (
  GeneID text PRIMARY KEY,
  Localization text
);
CREATE TABLE Genes (
  GeneID text,
  Essential text,
  Class text,
  Complex text,
  Phenotype text,
  Motif text,
  Chromosome integer,
  Function text,
  Localization text
);
CREATE TABLE Interactions (
  GeneID1 text PRIMARY KEY,
  GeneID2 text PRIMARY KEY,
  Type text,
  Expression_Corr real
);
-- foreign keys: Genes.GeneID -> Classification.GeneID; Interactions.GeneID2 -> Classification.GeneID; Interactions.GeneID1 -> Classification.GeneID

Question: What are the functions of the pair of genes that have the lowest expression correlation score?a

assistant: SELECT T1.Function FROM Genes AS T1 INNER JOIN Interactions AS T2 ON T1.GeneID = T2.GeneID1 ORDER BY T2.Expression_Corr ASC LIMIT 1
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE station (
  id integer PRIMARY KEY,
  name text,
  lat real,
  long real,
  dock_count integer,
  city text,
  installation_date text
);
CREATE TABLE status (
  station_id integer,
  bikes_available integer,
  docks_available integer,
  time text
);
CREATE TABLE trip (
  id integer PRIMARY KEY,
  duration integer,
  start_date text,
  start_station_name text,
  start_station_id integer,
  end_date text,
  end_station_name text,
  end_station_id integer,
  bike_id integer,
  subscription_type text,
  zip_code integer
);
CREATE TABLE weather (
  date text,
  max_temperature_f integer,
  mean_temperature_f integer,
  min_temperature_f integer,
  max_dew_point_f integer,
  mean_dew_point_f integer,
  min_dew_point_f integer,
  max_humidity integer,
  mean_humidity integer,
  min_humidity integer,
  max_sea_level_pressure_inches real,
  mean_sea_level_pressure_inches real,
  min_sea_level_pressure_inches real,
  max_visibility_miles integer,
  mean_visibility_miles integer,
  min_visibility_miles integer,
  max_wind_Speed_mph integer,
  mean_wind_speed_mph integer,
  max_gust_speed_mph integer,
  precipitation_inches text,
  cloud_cover integer,
  events text,
  wind_dir_degrees integer,
  zip_code text
);

Hint: lat = '37.789625' and long = '-122.400811' are latitude and longitude coordinates indicating location; started from the station refers to start_station_name; start_date = '10/20/2014'; duration of the fastest trip refers to MIN(duration);

Question: On 10/20/2014, what is the duration of the fastest trip which started from the station with latitude and longitudes of 37.789625 and -122.400811, respectively? Indicate the bike id.

assistant: SELECT MIN(T2.duration), T2.bike_id FROM station AS T1 INNER JOIN trip AS T2 ON T2.start_station_name = T1.name WHERE T2.start_date LIKE '10/20/2014%' AND T1.lat = 37.789625 AND T1.long = -122.400811
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE ATT_CLASSES (
  ATT_CLASS_ID integer PRIMARY KEY,
  ATT_CLASS text
);
CREATE TABLE OBJ_CLASSES (
  OBJ_CLASS_ID integer PRIMARY KEY,
  OBJ_CLASS text
);
CREATE TABLE IMG_OBJ (
  IMG_ID integer PRIMARY KEY,
  OBJ_SAMPLE_ID integer PRIMARY KEY,
  OBJ_CLASS_ID integer,
  X integer,
  Y integer,
  W integer,
  H integer
);
CREATE TABLE IMG_OBJ_ATT (
  IMG_ID integer PRIMARY KEY,
  ATT_CLASS_ID integer PRIMARY KEY,
  OBJ_SAMPLE_ID integer PRIMARY KEY
);
CREATE TABLE PRED_CLASSES (
  PRED_CLASS_ID integer PRIMARY KEY,
  PRED_CLASS text
);
CREATE TABLE IMG_REL (
  IMG_ID integer PRIMARY KEY,
  PRED_CLASS_ID integer PRIMARY KEY,
  OBJ1_SAMPLE_ID integer PRIMARY KEY,
  OBJ2_SAMPLE_ID integer PRIMARY KEY
);
-- foreign keys: IMG_OBJ.OBJ_CLASS_ID -> OBJ_CLASSES.OBJ_CLASS_ID; IMG_OBJ_ATT.IMG_ID -> IMG_OBJ.IMG_ID; IMG_OBJ_ATT.OBJ_SAMPLE_ID -> IMG_OBJ.OBJ_SAMPLE_ID; IMG_OBJ_ATT.ATT_CLASS_ID -> ATT_CLASSES.ATT_CLASS_ID; IMG_REL.IMG_ID -> IMG_OBJ.IMG_ID; IMG_REL.OBJ2_SAMPLE_ID -> IMG_OBJ.OBJ_SAMPLE_ID; IMG_REL.IMG_ID -> IMG_OBJ.IMG_ID; IMG_REL.OBJ1_SAMPLE_ID -> IMG_OBJ.OBJ_SAMPLE_ID; IMG_REL.PRED_CLASS_ID -> PRED_CLASSES.PRED_CLASS_ID

Hint: images refer to IMG_ID; less than 15 object samples refer to COUNT(OBJ_SAMPLE_ID) < 15;

Question: How many images have less than 15 object samples?

assistant: SELECT COUNT(IMG_ID) FROM IMG_OBJ WHERE OBJ_SAMPLE_ID < 15
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;

CREATE TABLE Apartment_Buildings (
building_id INTEGER NOT NULL,
building_short_name CHAR(15),
building_full_name VARCHAR(80),
building_description VARCHAR(255),
building_address VARCHAR(255),
building_manager VARCHAR(50),
building_phone VARCHAR(80),
PRIMARY KEY (building_id),
UNIQUE (building_id)
);

Question: Show the addresses and phones of all the buildings managed by "Brenden".

assistant: SELECT building_address , building_phone FROM Apartment_Buildings WHERE building_manager = "Brenden"
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;

CREATE TABLE "candidate" (
"Candidate_ID" int,
"People_ID" int,
"Poll_Source" text,
"Date" text,
"Support_rate" real,
"Consider_rate" real,
"Oppose_rate" real,
"Unsure_rate" real,
PRIMARY KEY ("Candidate_ID"),
FOREIGN KEY ("People_ID") REFERENCES "people"("People_ID")
);

CREATE TABLE "people" (
"People_ID" int,
"Sex" text,
"Name" text,
"Date_of_Birth" text,
"Height" real,
"Weight" real,
PRIMARY KEY ("People_ID")
);

Question: Give the names of people who did not participate in the candidate election.

assistant: SELECT name FROM people WHERE people_id NOT IN (SELECT people_id FROM candidate)
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;

CREATE TABLE "race" (
"Race_ID" int,
"Name" text,
"Class" text,
"Date" text,
"Track_ID" text,
PRIMARY KEY ("Race_ID"),
FOREIGN KEY ("Track_ID") REFERENCES "track"("Track_ID")
);

CREATE TABLE "track" (
"Track_ID" int,
"Name" text,
"Location" text,
"Seating" real,
"Year_Opened" real,
PRIMARY KEY ("Track_ID")
);

Question: How many tracks do we have?

assistant: SELECT count(*) FROM track
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
/* 
 * SQL scripts for CS61 Intro to SQL lectures
 * FILENAME SOCCER2.SQL
 */

DROP TABLE  IF EXISTS Player;
DROP TABLE  IF EXISTS Tryout;
DROP TABLE  IF EXISTS College;

CREATE TABLE 	College 
  ( cName   	varchar(20) NOT NULL,
    state   	varchar(2),
    enr     	numeric(5,0),
    PRIMARY KEY (cName)
  );

CREATE TABLE 	Player
  ( pID			numeric(5,0) NOT NULL,
  	pName   	varchar(20),
    yCard   	varchar(3),
    HS      	numeric(5,0),
    PRIMARY KEY (pID)
  );

CREATE TABLE 	Tryout
  ( pID			numeric(5,0),
  	cName   	varchar(20),
    pPos    	varchar(8),
    decision    varchar(3),
    PRIMARY KEY (pID, cName),
    FOREIGN KEY (pID) REFERENCES Player(pID),
    FOREIGN KEY (cName) REFERENCES College(cName)
  );

/* note that "left" and "right" are reserved words in SQL */

Question: Find the name of different colleges involved in the tryout in alphabetical order.

assistant: SELECT DISTINCT cName FROM tryout ORDER BY cName
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE bool (
  name text PRIMARY KEY
);
CREATE TABLE person (
  name text PRIMARY KEY
);
CREATE TABLE disabled (
  name text PRIMARY KEY
);
CREATE TABLE enlist (
  name text,
  organ text
);
CREATE TABLE filed_for_bankrupcy (
  name text PRIMARY KEY
);
CREATE TABLE longest_absense_from_school (
  name text PRIMARY KEY,
  month integer
);
CREATE TABLE male (
  name text PRIMARY KEY
);
CREATE TABLE no_payment_due (
  name text PRIMARY KEY,
  bool text
);
CREATE TABLE unemployed (
  name text PRIMARY KEY
);
CREATE TABLE enrolled (
  name text PRIMARY KEY,
  school text PRIMARY KEY,
  month integer
);
-- foreign keys: disabled.name -> person.name; enlist.name -> person.name; filed_for_bankrupcy.name -> person.name; longest_absense_from_school.name -> person.name; male.name -> person.name; no_payment_due.bool -> bool.name; no_payment_due.name -> person.name; unemployed.name -> person.name; enrolled.name -> person.name

Question: Is student281 disabled and which school is the student enrolled in?

assistant: SELECT T2.name, T1.school FROM enrolled AS T1 INNER JOIN disabled AS T2 ON T1.`name` = T2.`name` WHERE T1.name = 'student281'
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
create table Scientists (
  SSN int,
  Name Char(30) not null,
  Primary Key (SSN)
);

Create table Projects (
  Code Char(4),
  Name Char(50) not null,
  Hours int,
  Primary Key (Code)
);
	
create table AssignedTo (
  Scientist int not null,
  Project char(4) not null,
  Primary Key (Scientist, Project),
  Foreign Key (Scientist) references Scientists (SSN),
  Foreign Key (Project) references Projects (Code)
);

Question: Count the number of different scientists assigned to any project.

assistant: SELECT count(DISTINCT scientist) FROM assignedto
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
PRAGMA foreign_keys = ON;
CREATE TABLE `Document_Types` (
`document_type_code` VARCHAR(10) PRIMARY KEY,
`document_description` VARCHAR(255) NOT NULL
);
CREATE TABLE `Documents` (
`document_id` INTEGER PRIMARY KEY,
`document_type_code` VARCHAR(10),
`grant_id` INTEGER NOT NULL,
`sent_date` DATETIME NOT NULL,
`response_received_date` DATETIME NOT NULL,
`other_details` VARCHAR(255) NOT NULL,
FOREIGN KEY (`document_type_code` ) REFERENCES `Document_Types`(`document_type_code` ),
FOREIGN KEY (`grant_id` ) REFERENCES `Grants`(`grant_id` )
);
CREATE TABLE `Grants` (
`grant_id` INTEGER PRIMARY KEY,
`organisation_id` INTEGER NOT NULL,
`grant_amount` DECIMAL(19,4) NOT NULL DEFAULT 0,
`grant_start_date` DATETIME NOT NULL,
`grant_end_date` DATETIME NOT NULL,
`other_details` VARCHAR(255) NOT NULL,
FOREIGN KEY (`organisation_id` ) REFERENCES `Organisations`(`organisation_id` )
);
CREATE TABLE `Organisation_Types` (
`organisation_type` VARCHAR(10) PRIMARY KEY,
`organisation_type_description` VARCHAR(255) NOT NULL
);
CREATE TABLE `Organisations` (
`organisation_id` INTEGER PRIMARY KEY,
`organisation_type` VARCHAR(10) NOT NULL,
`organisation_details` VARCHAR(255) NOT NULL,
FOREIGN KEY (`organisation_type` ) REFERENCES `Organisation_Types`(`organisation_type` )
);
CREATE TABLE `Project_Outcomes` (
`project_id` INTEGER NOT NULL,
`outcome_code` VARCHAR(10) NOT NULL,
`outcome_details` VARCHAR(255),
FOREIGN KEY (`project_id` ) REFERENCES `Projects`(`project_id` ),FOREIGN KEY (`outcome_code` ) REFERENCES `Research_Outcomes`(`outcome_code` )
);
CREATE TABLE `Project_Staff` (
`staff_id` DOUBLE PRIMARY KEY,
`project_id` INTEGER NOT NULL,
`role_code` VARCHAR(10) NOT NULL,
`date_from` DATETIME,
`date_to` DATETIME,
`other_details` VARCHAR(255),
FOREIGN KEY (`project_id` ) REFERENCES `Projects`(`project_id` ),FOREIGN KEY (`role_code` ) REFERENCES `Staff_Roles`(`role_code` )
);
CREATE TABLE `Projects` (
`project_id` INTEGER PRIMARY KEY,
`organisation_id` INTEGER NOT NULL,
`project_details` VARCHAR(255) NOT NULL,
FOREIGN KEY (`organisation_id` ) REFERENCES `Organisations`(`organisation_id` )
);
CREATE TABLE `Research_Outcomes` (
`outcome_code` VARCHAR(10) PRIMARY KEY,
`outcome_description` VARCHAR(255) NOT NULL
);
CREATE TABLE `Research_Staff` (
`staff_id` INTEGER PRIMARY KEY,
`employer_organisation_id` INTEGER NOT NULL,
`staff_details` VARCHAR(255) NOT NULL,
FOREIGN KEY (`employer_organisation_id` ) REFERENCES `Organisations`(`organisation_id` )
);
CREATE TABLE `Staff_Roles` (
`role_code` VARCHAR(10) PRIMARY KEY,
`role_description` VARCHAR(255) NOT NULL
);
CREATE TABLE `Tasks` (
`task_id` INTEGER PRIMARY KEY,
`project_id` INTEGER NOT NULL,
`task_details` VARCHAR(255) NOT NULL,
`eg Agree Objectives` VARCHAR(1),
FOREIGN KEY (`project_id` ) REFERENCES `Projects`(`project_id` )
);

Question: What are the details of the project with no outcomes?

assistant: SELECT project_details FROM Projects WHERE project_id NOT IN ( SELECT project_id FROM Project_outcomes )
system: You are a text-to-SQL generator. Given a database schema and a question, reply with a single valid SQLite query that answers it. Output only the SQL on one line, with no explanation and no markdown.

user: Schema:
CREATE TABLE city (
  id integer PRIMARY KEY,
  city_name text
);
CREATE TABLE games (
  id integer PRIMARY KEY,
  games_year integer,
  games_name text,
  season text
);
CREATE TABLE games_city (
  games_id integer,
  city_id integer
);
CREATE TABLE medal (
  id integer PRIMARY KEY,
  medal_name text
);
CREATE TABLE noc_region (
  id integer PRIMARY KEY,
  noc text,
  region_name text
);
CREATE TABLE person (
  id integer PRIMARY KEY,
  full_name text,
  gender text,
  height integer,
  weight integer
);
CREATE TABLE games_competitor (
  id integer PRIMARY KEY,
  games_id integer,
  person_id integer,
  age integer
);
CREATE TABLE person_region (
  person_id integer,
  region_id integer
);
CREATE TABLE sport (
  id integer PRIMARY KEY,
  sport_name text
);
CREATE TABLE event (
  id integer PRIMARY KEY,
  sport_id integer,
  event_name text
);
CREATE TABLE competitor_event (
  event_id integer,
  competitor_id integer,
  medal_id integer
);
-- foreign keys: games_city.games_id -> games.id; games_city.city_id -> city.id; games_competitor.person_id -> person.id; games_competitor.games_id -> games.id; person_region.region_id -> noc_region.id; person_region.person_id -> person.id; event.sport_id -> sport.id; competitor_event.medal_id -> medal.id; competitor_event.event_id -> event.id; competitor_event.competitor_id -> games_competitor.id

Hint: where it was held refers to city_name; the 1920 Summer refers to games_name = '1920 Summer';

Question: Where was the 1920 Summer held?

assistant: SELECT T2.city_name FROM games_city AS T1 INNER JOIN city AS T2 ON T1.city_id = T2.id INNER JOIN games AS T3 ON T1.games_id = T3.id WHERE T3.games_name = '1920 Summer'