premise: a bearded man takes a nap.
hypothesis: a bearded man sits on a bench watching squirrels.
explanation_1: The bearded man cannot be simultaneously watching squirrels and taking a nap.
explanation_2: either a  bearded  man would be taking a nap or sits on a bench
explanation_3: man can't watch squirrels if he takes a nap
premise_logic: exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_nap(x2) & n_man(x1) & a_bearded(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 e2 s1 x1 x2 x3.(for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_watch(e2) & n_squirrel(x3) & on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & a_bearded(s1) & Theme(s1,x1))