premise: Two young musicians play from a stage.
hypothesis: The stage is empty
explanation_1: If there are musicians playing on the stage, it cannot be empty.
explanation_2: The stage is not empty if there are two young musicians on it.
explanation_3: Stage cannot be empty if musicians are playing from it.
premise_logic: exists e1 s1 x1 x2.(from(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_play(e1) & n_musician(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
hypothesis_logic: exists s1 x1.(n_stage(x1) & Theme(s1,x1) & a_empty(s1))
premise_sim: exists e1 s1 x1 x2.(v_play(e1) & n_stage(x2) & n_musician(x1) & from(e1,x2) & card_eq_2(x1) & a_young(s1) & Theme(s1,x1) & Actor(e1,x1))
hypothesis_sim: exists s1 x1.(n_stage(x1) & a_empty(s1) & Theme(s1,x1))