Wondering why this cam back to me

https://www.redhotpawn.com/chess/chess-game-history.php?gameid=15040460
I sent some options to opponent and this happened

@pakeha said
https://www.redhotpawn.com/chess/chess-game-history.php?gameid=15040460
I sent some options to opponent and this happened

What options do you mean? You mated him, the game is over instanter.