premise: Right leg in a brace, a young boy lies on the couch while using his cellphone.
hypothesis: The boy is not happy
explanation_1: A boy in a brace may not be not happy about his situation.
explanation_2: Just because he is in a leg brace does not mean the boy is not happy, he could be happy using his cell phone.
explanation_3: Just because the boy's leg is in a brace does not mean he is not happy.
premise_logic: exists e1 e2 s1 x1 x2 x3 x4 x5.(n_cellphone(x5) & of(x5,x2) & n_male(x2) & n_couch(x2) & while(e1,e2) & Theme(e2,x5) & Actor(e2,x1) & v_use(e2) & r_right(e1) & rel(e1,x3) & in(x3,x4) & n_brace(x4) & n_leg(x3) & on(e1,x2) & Actor(e1,x1) & v_lie(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists x1.(n_boy(x1) & -exists s1.(Theme(s1,x1) & a_happy(s1)))
premise_sim: exists e1 e2 s1 x1 x2 x3 x4 x5.(while(e1,e2) & v_use(e2) & v_lie(e1) & rel(e1,x3) & r_right(e1) & on(e1,x2) & of(x5,x2) & n_male(x2) & n_leg(x3) & n_couch(x2) & n_cellphone(x5) & n_brace(x4) & n_boy(x1) & in(x3,x4) & a_young(s1) & Theme(s1,x1) & Theme(e2,x5) & Actor(e2,x1) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_boy(x1) & all s1.(-a_happy(s1) | -Theme(s1,x1)))