TASK DEFINITION: In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.
PROBLEM: Where does implantation of the blastocyst take place?

SOLUTION: wall of the uterus

PROBLEM: Who won in the world cup in russia?

SOLUTION: France

PROBLEM: Who plays ben stiller's son in meet the fockers?

SOLUTION:
Raymond "Ray" Santiago