A machine lifting dirt in front of an apartment building.
A machine pouring concrete in front of an apartment building.
Lifting dirt and pouring concrete are separate functions and cannot be simultaneously performed by one machine.
exists x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(x1,x4) & of(x4,x5) & n_building(x5) & of(x5,x6) & n_apartment(x6) & n_front(x4) & n_dirt(x1) & of(x1,x3) & n_lifting(x3) & of(x1,x2) & n_machine(x2))
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(e1,x4) & of(x4,x5) & n_building(x5) & of(x5,x6) & n_apartment(x6) & n_front(x4) & Theme(e1,x3) & Actor(e1,x2) & v_pour(e1) & n_concrete(x3) & (x1 = x2) & n_machine(x1))