premise: A bundled boy sleds down the slope.
hypothesis: A boy is surfing
explanation_1: The boy can not be surfing and sledding at the same time
explanation_2: If a boy sleds, he is not engaged in surfing.
explanation_3: if a boy is surfing he would be in the water therefore he would be able to sled down the slope
premise_logic: exists e1 x1 x2 x3.(n_slope(x3) & a_topic(x1) & down(x1,x3) & n_sled(x1) & of(x1,x2) & n_boy(x2) & Theme(e1,x1) & v_bundle(e1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_surf(e1) & n_boy(x1))
premise_sim: exists e1 x1 x2 x3.(v_bundle(e1) & of(x1,x2) & n_slope(x3) & n_sled(x1) & n_boy(x2) & down(x1,x3) & a_topic(x1) & Theme(e1,x1))
hypothesis_sim: exists e1 x1.(v_surf(e1) & n_boy(x1) & Actor(e1,x1))