premise: A cheerful boy rides a makeshift sled down a snowy hill.
hypothesis: Don't stock up and have fun with the sled
explanation_1: A makeshift sled would be made out of whatever was around as a normal sled would not be.
explanation_2: The boy cannot be cheerful and don't have fun at the same time.
explanation_3: A boy that rides a makeshift sled surely stock up and have fun with the sled.
premise_logic: exists e2 e1 s1 s2 s3 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_ride(e2) & a_down(s3) & Manner(e1,s3) & Theme(e1,x4) & Actor(e1,x3) & v_sled(e1) & n_hill(x4) & a_snowy(s2) & Theme(s2,x4) & (x2 = x3) & n_makeshift(x2) & n_boy(x1) & a_cheerful(s1) & Theme(s1,x1))
hypothesis_logic: exists e2 e1 x1 x2 x3 x4 x5.(Theme(e2,x3) & Actor(e2,x2) & v_have(e2) & with(x3,x4) & Theme(e1,x5) & v_sled(e1) & (x4 = x5) & n_the(x4) & n_fun(x3) & n_thing(x2) & -exists e3 s1 x6.(a_up(s1) & Manner(e3,s1) & Theme(e3,x6) & Actor(e3,x1) & v_do(e3) & n_stock(x6)) & n_thing(x1))