premise: Some elderly people are playing instruments in a park.
hypothesis: The old man is playing the guitar.
explanation_1: There are many different instruments the man could be playing, it might not be a guitar.
explanation_2: A guitar is a type of instrument, but not every instrument is a guitar.
explanation_3: You can't tell if the elderly person is a man or woman and you don't know if they are playing a guitar.
premise_logic: exists e1 s1 x1 x2 x3.(in(e1,x3) & n_park(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_instrument(x2) & n_people(x1) & a_elderly(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 x1 x2.(n_guitar(x2) & n_man(x1) & a_old(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1))
premise_sim: exists e1 s1 x1 x2 x3.(v_play(e1) & n_people(x1) & n_park(x3) & n_instrument(x2) & in(e1,x3) & a_elderly(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 s1 x1 x2.(v_play(e1) & n_man(x1) & n_guitar(x2) & a_old(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1))