He is just about all-in if he calls the turn anyway so implied odds don't matter that much...in fact with so few chips left I am calling any river if I call the turn.

But I agree...you have to call at this point. I think you are looking at trip twos or a Q with a decent kicker and an A [img]/images/graemlins/diamond.gif[/img]. SB could have A [img]/images/graemlins/diamond.gif[/img]Qx