Hull KR came back from 20 - 16 down to score 46 unanswered points . Seven of Rovers ' five tries resulted in superb second half . Ken Sio scores a hat - trick while pat Kelly scores brilliant solo try . Hull KR 's second win of the season took them to eighth in Super rugby .
Hull KR came back from 20-4 down to score 46 unanswered points . Seven of Rovers ' nine tries came in superb second half . Ken Sio bags a hat-trick while Albert Kelly scores brilliant solo try . Hull KR 's second win of the season lifts them to eighth in Super League .