A maintenance worker on hands and knees cleaning out drainage ditch.
A worker cleans out a drainage ditch.
A maintenance worker cleaning out a drainage ditch is the same as a worker cleans out a drainage ditch.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & on(x1,x3) & subset_of(x5,x3) & a_out(s1) & Manner(e1,s1) & Theme(e1,x7) & Actor(e1,x6) & v_clean(e1) & n_ditch(x7) & of(x7,x8) & n_drainage(x8) & (x5 = x6) & n_knee(x5) & subset_of(x4,x3) & n_hand(x4) & n_worker(x1) & of(x1,x2) & n_maintenance(x2))
exists e1 s1 x1 x2 x3.(a_out(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_clean(e1) & n_ditch(x2) & of(x2,x3) & n_drainage(x3) & n_worker(x1))