10nl I river trips in a limped pot and the BK broiler just 3-bet me

[Worm75]

Full Tilt Poker - No Limit Hold'em Cash Game - $0.05/$0.10 Blinds - 5 Players - (LegoPoker HH Converter)

SB: $13.15
Hero (BB): $14.70
UTG: $12.45
CO: $18.95
BTN: $11.15

Reads: <font color="blue">4th hand in the session, so no real reads other than some datamined stats

18/11/2 However his river AF is 5 if that helps</font>

Preflop: Hero is dealt 9[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/heart.gif[/img] (5 Players)
UTG calls $0.10, 3 folds, Hero checks

Flop: ($0.25) 5[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">Hero bets $0.25</font>, UTG calls $0.25

Turn: ($0.75) 5[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/diamond.gif[/img] 2[img]/images/graemlins/club.gif[/img] (2 Players)
Hero checks, UTG checks

River: ($0.75) 5[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/diamond.gif[/img] 2[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/diamond.gif[/img] (2 Players)
Hero checks, <font color="red">UTG bets $0.50</font>, <font color="red">Hero raises to $2.25</font>, <font color="red">UTG raises to $7.50</font>

Call,Shove,Fold.....What do we think best option is here, and what hand do we put villain on???