Half the pot to the best Omaha hand, half to the best stand-alone draw hand.
Button and blinds.
Five hole cards, a three-card flop, one draw round, then turn and river.
Small bet preflop and on the flop, big bet on the turn and river.
Pot splits between the best Omaha-style hand (two hole + three board) and the best five-card hand from a player's own cards alone.