go down to home depot they sell an adapter that turns the 220 plug on a generator in to multiple 110 it shouldnt be that expensive.

or try this one
Coleman 3ft., 10-Gauge Generator Cord w/Y Adapter | Generator Cordsets + Plugs | Northern Tool + Equipment

-also US 220 is miss labled as two phase its acutlly split phase there is a difference:thumbsup: