question: Prior to 2004 , what were US cable companies required to provide customers who rent HD set-top boxes ?
answer: a set-top box with `` functional '' FireWire ( IEEE 1394 ) on request
turker_answer: Prior to 2004 , US cable companies were required to provide customers who rent HD set-top boxes with a set-top box with `` functional '' FireWire ( IEEE1394 ) on request .
rule-based: Prior to 2004 , US cable companies were required to provide a set-top box with `` functional '' FireWire ( IEEE 1394 ) on request customers who rent HD set-top boxes .