new to plo, a little help please.

[SoSo]

PokerStars Pot-Limit Omaha High, $0.50 BB (8 handed) FTR converter on zerodivide.cx

UTG+1 ($19.25)
Hero ($63.75)
MP2 ($50)
CO ($92.05)
Button ($11.95)
SB ($31.10)
BB ($31.05)
UTG ($46.85)

Preflop: Hero is MP1 with 9[img]/images/graemlins/heart.gif[/img], 2[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/heart.gif[/img]. MP2 posts a blind of $0.50.
UTG calls $0.50, UTG+1 calls $0.50, Hero calls $0.50, MP2 (poster) checks, <font color="#666666">2 folds</font>, SB completes, BB checks.

Flop: ($3) 9[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/heart.gif[/img], 6[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(6 players)</font>
SB checks, BB checks, UTG checks, UTG+1 checks, <font color="#CC3333">Hero bets $2.5</font>, MP2 folds, SB folds, BB calls $2.50, UTG folds, UTG+1 folds.

Turn: ($8) 7[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
BB checks, <font color="#CC3333">Hero bets $5</font>, BB calls $5.

River: ($18) T[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets $17.15</font>, Hero calls $17.15.

Final Pot: $52.30

i thought about this for ages on the river and came to the conclusion im up against a smaller 2 pair or a bluff more than a set or a str8.....is this way off?