premise: A boy with a board strapped to his feet does a trick while holding onto some kind of rope.
hypothesis: A boy is holding a rope.
explanation_1: A boy uses the rope to do a trick.
explanation_2: A boy is doing tricks by holding a rope.
explanation_3: A boy holding a rope is part of the description of the original scenario of the boy with a board strapped.
premise_logic: exists e2 e3 e1 x1 x2 x3 x4 x5 x6 x7.(while(e2,e3) & onto(e3,x6) & of(x6,x7) & n_rope(x7) & n_kind(x6) & Actor(e3,x1) & v_hold(e3) & Theme(e2,x5) & Actor(e2,x1) & v_do(e2) & n_trick(x5) & with(x1,x2) & to(e1,x4) & n_foot(x4) & of(x4,x1) & n_male(x1) & Theme(e1,x3) & v_strap(e1) & (x2 = x3) & n_board(x2) & n_boy(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_rope(x2) & n_boy(x1))