premise: Boys in what appears to be a library or school room.
hypothesis: Boys are playing outside.
explanation_1: A library or a school room is not outside.
explanation_2: The boys cannot be inside and outside
explanation_3: The boys can't be inside a room and outside playing at the same time.
premise_logic: exists x1.(exists e1 p1 x2.(n_thing(x2) & a_topic(x1) & in(x1,x2) & Topic(e1,p1) & Actor(e1,x2) & v_appear(e1) & exists p2 x3.((x2 = x3) & (n_library(x3) | exists x4.(n_room(x3) & of(x3,x4) & n_school(x4))))) & n_boy(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_outside(x2) & n_boy(x1))