question: What does the OA policy cover ?
answer: As of January 1 , 2015 their Open Access policy is effective for all new agreements .
turker_answer: As of January 1 , 2015 the OA 's Open Access policy is effective for all new agreements .
rule-based: As of January 1 , 2015 their Open Access policy is effective for all new agreements the OA policy cover .