Standard TP fold?

[JerseyTom]

MP1 is (I think) a pretty decent, somewhat tricky TAG, capable of semibluff-raising turns.
SB is rockish and has done nothing noteworthy so far.

Party Poker 1/2 Hold'em (10 handed) converter

Preflop: JerseyTom is CO with A[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls, <font color="#666666">2 folds</font>, <font color="#CC3333">JerseyTom raises</font>, <font color="#666666">1 fold</font>, SB calls, BB calls, MP1 calls.

Flop: (8 SB) A[img]/images/graemlins/heart.gif[/img], 5[img]/images/graemlins/spade.gif[/img], 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(5 players)</font>
SB checks, BB checks, <font color="#CC3333">MP1 bets</font>, <font color="#CC3333">JerseyTom raises</font>, SB calls, BB folds, MP1 calls.

Turn: (7 BB) 2[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">MP1 bets</font>, <font color="#CC3333">JerseyTom raises</font>, <font color="#CC3333">SB 3-bets</font>, MP1 calls, JerseyTom folds...