It got tense as the night dragged on. But this time it quickly got out of hand. one agitator shouted. Rest in piss!" At one point, an agitator appeared to try and grab an officers weapon.
The agitants helped erect a barrier for the wandering of a police weapon.
( z0 help :ARG0 ( z1 person :ARG1-of ( z2 agitate ) ) :ARG1 ( z3 erect :ARG0 z1 :ARG1 ( z4 barrier :purpose ( z5 wander :ARG0 ( z6 weapon :mod ( z7 police ) ) ) ) ) )
(z0 / help-01
    :ARG0 (z1 / person
              :ARG1-of (z2 / agitate-01))
    :ARG1 (z3 / erect-01
              :ARG0 z1
              :ARG1 (z4 / barrier
                        :purpose (z5 / wander-01
                                     :ARG0 (z6 / weapon
                                               :mod (z7 / police))))))
The agitants helped erect a barrier for the wandering of a police weapon .
z1 :ARG1-of z2
z0 :ARG0 z1
z0 :ARG1 z3
z3 :ARG0 z1
z3 :ARG1 z4
z4 :purpose z5
z6 :mod z7
z5 :ARG0 z6