premise: Two men pouring concrete onto another truck.
hypothesis: The men are eating lunch
explanation_1: The men are either pouring concrete or eating lunch
explanation_2: One can not be pouring concrete and eating lunch simultaneously.
explanation_3: THE MEN EITHER EAT LUNCH OR POURING CONCRETE
premise_logic: exists e1 p1 x1 x2 x3 x4.(n_truck(x3) & a_topic(x1) & onto(e1,x4) & n_truck(x4) & -(x4 = x3) & exists s1.(Theme(s1,x2) & a_concrete(s1)) & Topic(e1,p1) & Actor(e1,x2) & v_pour(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_lunch(x2))