What are the result descriptions of the project whose detail is "sint"?
SELECT T1.outcome_description FROM Research_outcomes AS T1 JOIN Project_outcomes AS T2 ON T1.outcome_code   =   T2.outcome_code JOIN Projects AS T3 ON T2.project_id   =   T3.project_id WHERE T3.project_details   =   'sint'
result descriptions of the project refers to outcome_description; project detail 'sint' refers to project_details = 'sint'; joining tables on common columns (outcome_code and project_id) to filter based on project detail condition;