Men cleaning the ceiling in a museum.
Men mopping the floors at the museum.
The men are either mopping floors or cleaning ceiling.
exists e1 x1 x2 x3 x4.(n_ceiling(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_clean(e1) & in(x3,x4) & n_museum(x4) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(n_museum(x4) & n_floor(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_mop(e1) & at(x3,x4) & (x1 = x2) & n_man(x1))