premise: A woman singer holding a microphone singing at a concert.
hypothesis: a woman singer is singing
explanation_1: A woman is singing in a microphone.
explanation_2: When anyone is singing, she is holding a microphone.
explanation_3: Microphone singing at a concert is singing.
premise_logic: exists e1 e2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Theme(e2,x4) & Actor(e2,x3) & v_hold(e2) & at(e1,x6) & n_concert(x6) & Actor(e1,x5) & v_sing(e1) & (x4 = x5) & n_microphone(x4) & (x1 = x3) & n_singer(x1) & of(x1,x2) & n_woman(x2))
hypothesis_logic: exists e1 x1 x2.(Actor(e1,x1) & v_sing(e1) & n_singer(x1) & of(x1,x2) & n_woman(x2))