5-10 NL 6 max

I am on the button with 3 limpers ahead of me I make it 50 called BB calls 3 limpers call. so pot 250 in pot going to flop
Flop comes out
Check check check check, I check
Turn the beatiful 4 checks I bet 225 into 250 fold call call fold.
River First guy bets 275 next guy cold calls I fold.

Super Standard or what?