premise: An man wearing headphones observes an older man performing his guitar on a public street bench.
hypothesis: The older man is shopping for groceries
explanation_1: The man cannot be shopping for groceries and performing guitar at the same time. Shopping is done is a store, not on a public street bench.
explanation_2: The old man cannot shop on a public street bench.
explanation_3: You can't shop for groceries on a public street.
premise_logic: exists e3 e1 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(Theme(e3,x4) & Actor(e3,x1) & v_observe(e3) & on(e2,x7) & n_bench(x7) & of(x7,x8) & n_street(x8) & a_public(s2) & Theme(s2,x7) & Theme(e2,x6) & Actor(e2,x5) & v_perform(e2) & n_guitar(x6) & of(x6,x1) & n_male(x1) & (x4 = x5) & n_man(x4) & r_more(s1) & a_older(s1) & Theme(s1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_headphone(x3) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e1 s1 x1 x2.(n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1) & for(e1,x2) & n_grocery(x2) & Actor(e1,x1) & v_shop(e1))