The weapon Inspectors have had since 1991 to peacefully disarm Iraq of its weapons of mass destruction.
Before 1991 the weapons inspectors were operating in other countries.
( z1 operate :ARG0 ( z2 person :ARG0-of ( z3 inspect :ARG1 ( z4 weapon ) ) ) :location ( z5 country :mod ( z6 other ) ) :time ( z7 before :op ( z8 date-entity :year 1991 ) ) )