premise: A cement truck pours cement on the street.
hypothesis: The truck isn't doing anything
explanation_1: If a truck isn't doing anything, it cannot pour cement.
explanation_2: You can't be pouring cement and doing nothing at the same time.
explanation_3: If a truck is pouring cement, then it is not true that it isn't doing anything.
premise_logic: exists e1 x1 x2 x3 x4.(n_street(x4) & on(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_pour(e1) & n_cement(x3) & n_truck(x1) & of(x1,x2) & n_cement(x2))
hypothesis_logic: exists x1.(n_truck(x1) & -all x2.(n_thing(x2) -> exists e1.(Theme(e1,x2) & Actor(e1,x1) & v_do(e1))))