The weapon Inspectors have had since 1991 to peacefully disarm Iraq of its weapons of mass destruction.
Before 1991 it was not possible to peacefully disarm Iraq of it's weapons of mass destruction.
( z1 possible :polarity - :ARG1 ( z2 disarm :ARG1 ( z3 country :name ( z4 name :op "Iraq" ) ) :ARG2 ( z5 weapon :ARG2-of ( z6 destroy :degree ( z7 mass ) ) :poss z3 ) :manner ( z8 peaceful ) ) :time ( z9 before :op ( z10 date-entity :year 1991 ) ) )