Update README.md

README.md

@@ -15,7 +15,7 @@ tags:
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 - text: "### Task\nGenerate a SQL query to answer the following question:\n`How many heads of the departments are older than 56?`\n\n### Database Schema\nThe query will run on a database with the following schema:\nCREATE TABLE head (age INTEGER)\n\n### Answer\nGiven the database schema, here is the SQL query that answers `How many heads of the departments are older than 56?`:\n```sql"
   example_title: "One Table"
-- text: "### Task\nGenerate a SQL query to answer the following question:\n`Show the name and number of employees for the departments managed by heads whose temporary acting value is 'Yes'?`\n\n### Database Schema\nThe query will run on a database with the following schema:\nCREATE TABLE management (department_id VARCHAR, temporary_acting VARCHAR); CREATE TABLE department (name VARCHAR, num_employees VARCHAR, department_id VARCHAR)\n\n### Answer\nGiven the database schema, here is the SQL query that answers `Show the name and number of employees for the departments managed by heads whose temporary acting value is 'Yes'?`:\n```sql"
+- text: "### Task\nGenerate a SQL query to answer the following question:\n`How many departments are led by heads who are not mentioned?`\n\n### Database Schema\nThe query will run on a database with the following schema:\nCREATE TABLE management (department_id VARCHAR);\nCREATE TABLE department (department_id VARCHAR)\n\n### Answer\nGiven the database schema, here is the SQL query that answers `How many departments are led by heads who are not mentioned?`:\n```sql"
   example_title: "Two Tables" 
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