    Sentence 1: Poland has finished assembling a  9,200-strong multinational stabilisation force it  will command in central and southern Iraq ,  Defence Minister Jerzy Szmajdzinski said on  Wednesday .   Sentence 2 The advance guard of the 9,200-  strong multinational stabilization force Poland  will command in central and southern Iraq left  Wednesday on the Country 's biggest military  mission in nearly 60 years .