Specify the following queries on the database schema shown in Figure attached using queries in SQL  1. Retrieve names of project controlled by ‘Research Department’ 2. Find the names and addresses of employees who work on a project located in Stafford. 3. Insert a new project “ProductO”, with pnumber 4, located at Houston, controlled by department 4 4. Update Project location as Sugerland for project 4 5. Delete Project 4.

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