Bent Over<br>The man bent over. He felt a pain in his back. He sat on the ground. The pain intensified. He screamed for help from the ground.
the pain got worse after the man sat on the ground.
( z1 worsen :ARG1 ( z2 pain ) :time ( z3 after :op ( z4 sit :ARG1 ( z5 man ) :ARG2 ( z6 ground ) ) ) )