premise: A man in a gray wife beater grilling.
hypothesis: The shirtless man is cutting the grass.
explanation_1: One man is wearing a wife beater the other is shirtless. You can't cut grass and grill at the same time.
explanation_2: A wife beater is a type of shirt, and someone would not be called shirtless if they were wearing one.
explanation_3: Grilling and cutting grass are not same action.  A gay wife beater is a shirt, you can't be shirtless if you're wearing a shirt.
premise_logic: exists e2 e1 s1 x1 x2.(for(e1,e2) & Actor(e2,x1) & v_grill(e2) & Actor(e1,x1) & v_beater(e1) & in(x1,x2) & n_wife(x2) & a_gray(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists e1 s1 x1 x2.(n_grass(x2) & n_man(x1) & a_shirtless(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_cut(e1))