premise: A demolition crane tearing down what is left of a building with a man standing on a platform spraying water.
hypothesis: The demolition vehicle is being operated.
explanation_1: A crane is a type of vehicle, and a crane tearing down a building means it is being operated.
explanation_2: Demolition crane is the same as a demolition vehicle.
explanation_3: Demolition crane is a type of demolition vehicle, and tearing down implies being operated.
premise_logic: exists x1 x2 x3.(a_topic(x1) & exists e4 e3 e2 e1 s1 x4 x5 x6 x7 x8 x9.(n_thing(x4) & a_down(s1) & Manner(e4,s1) & Theme(e4,x4) & Actor(e4,x3) & v_tear(e4) & of(e1,x5) & with(x5,x6) & for(e2,e3) & Theme(e3,x9) & Actor(e3,x7) & v_spray(e3) & n_water(x9) & on(e2,x8) & n_platform(x8) & Actor(e2,x7) & v_stand(e2) & (x6 = x7) & n_man(x6) & n_building(x5) & Theme(e1,x4) & v_leave(e1)) & (x1 = x3) & n_crane(x1) & of(x1,x2) & n_demolition(x2))
hypothesis_logic: exists e1 x1 x2.(n_vehicle(x1) & of(x1,x2) & n_demolition(x2) & Theme(e1,x1) & v_operate(e1))