Complex sentence: If they hit a Wipeout, the opposing player would only have to get one answer right to head into the next round; play switches back to the first player if the second player also discovers a Wipeout.
Split into simpler sentences: If they hit a Wipeout, the opposing player would only have to get one answer right in order to head into the next round. However, play switches back to the first player if the second player also discovers a Wipeout.