Rivered trips, I'm not sure...

[Vinny80]

Villain is loose passive. Something like 35/10/2. I just want to make sure I played the hand fine, from top to bottom... On the river I was very confused... what do you think?

Cryptologic - No Limit Hold'em Cash Game - $2/$5 Blinds - 5 Players - (LegoPoker Hand History Converter)

SB: $601.55
BB: $559.90
UTG: $557.40
Hero (CO): $500.00
BTN: $548.12

Preflop: Hero is dealt A[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/club.gif[/img] (5 Players)
UTG calls $5.00, <font color="red">Hero raises to $25.00</font>, 3 folds, <font color="red">UTG raises to $50.00</font>, Hero calls $25.00

Flop: ($107) J[img]/images/graemlins/heart.gif[/img] 4[img]/images/graemlins/club.gif[/img] 7[img]/images/graemlins/diamond.gif[/img] (2 Players)
UTG checks, Hero checks

Turn: ($107) T[img]/images/graemlins/spade.gif[/img] (2 Players)
UTG checks, Hero checks

River: ($107) T[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">UTG bets $100.00</font>, <font color="red">Hero raises to $255.00</font>, <font color="red">UTG raises all-in to $507.40</font>, Hero has $195.00 left