human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Main contestant, Co-contestant (Yaar vs. Pyaar), Date performed, Scores by each individual judge, Total score/week, Position, Status
###Question: Who is the main contestant with scores by each individual judge of 8 + 7 + 7 = 21?
gpt
SELECT Main contestant FROM table WHERE Scores by each individual judge = 8 + 7 + 7 = 21