Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE Project_outcomes (project_details VARCHAR, project_id VARCHAR); CREATE TABLE Projects (project_details VARCHAR, project_id VARCHAR)
### Question:
Which projects have no outcome? List the project details.
### Answer:
SELECT project_details FROM Projects WHERE NOT project_id IN (SELECT project_id FROM Project_outcomes)