TASK DEFINITION: In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".
PROBLEM: when did classification of races begin, Answer: First used to denote national affiliations, the term began to be used to relate to physical traits in the 17th century.

SOLUTION: Yes

PROBLEM: what are four thirds cameras, Answer: The Four Thirds system is a standard created by Olympus and Kodak for digital single-lens reflex camera (DSLR) design and development.<ref name='DPReview.com 2001-02-13'>

SOLUTION: Yes

PROBLEM: who won fifa world cup 2010, Answer: In the final, Spain , the European champions , defeated third-time finalists the Netherlands 10 after extra time , with Andres Iniesta 's goal in the 116th minute giving Spain their first world title, becoming the eighth nation to win the tournament, and the first European nation to win the tournament outside its home continent.

SOLUTION:
Yes