question: Musical genres that gained popularity in London and elsewhere , such as dubstep , were based on and derived from what ?
answer: the foreign genres of hip hop and reggae
turker_answer: Musical genres that gained popularity in London and elsewhere , such as dubstep , were based on and derived from the foreign genres of hip hop and reggae .
rule-based: Musical genres that gained popularity in London and elsewhere , such as dubstep , were based on and derived from the foreign genres of hip hop and reggae .