premise: Two girls are kneeling on the ground.
hypothesis: Two girls stand around the vending machines.
explanation_1: one can not be kneeling and standing
explanation_2: Two girls kneel or two girls stand, one or the other.
explanation_3: you cannot stand and be kneeling simultaneously.
premise_logic: exists e1 x1 x2.(n_ground(x2) & on(e1,x2) & Actor(e1,x1) & v_kneel(e1) & n_girl(x1) & card_eq_2(x1))
hypothesis_logic: exists e2 e1 x1 x2.(n_machine(x2) & Actor(e2,x2) & v_vend(e2) & around(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_girl(x1) & card_eq_2(x1))
premise_sim: exists e1 x1 x2.(v_kneel(e1) & on(e1,x2) & n_ground(x2) & n_girl(x1) & card_eq_2(x1) & Actor(e1,x1))
hypothesis_sim: exists e2 e1 x1 x2.(v_vend(e2) & v_stand(e1) & n_machine(x2) & n_girl(x1) & card_eq_2(x1) & around(e1,x2) & Actor(e2,x2) & Actor(e1,x1))