question: What two formats replaced the 78 ?
answer: 33 1⁄3 rpm ( often just referred to as the 33 rpm ) , and the 45 rpm
turker_answer: The two formats that replaced the 78 are the 33 1⁄3 rpm ( often just referred to as the 33 rpm ) and the 45 rpm .
rule-based: 33 1⁄3 rpm ( often just referred to as the 33 rpm ) , and the 45 rpm replaced the 78 .