premise: A man in a white and gray shirt looks on as a shirtless man with a mustache cleans fish on a pale green table.
hypothesis: The man watches the other clean a fish.
explanation_1: The man watches because he looks on.
explanation_2: If a man in a white and gray shirt looks on another man who is shirtless and cleans fish, it implies that the man in the white and gray shirt is buying filleted fish from the other man.
explanation_3: For a man to watch the other he would have to be looking.
premise_logic: exists e2 e1 s1 s2 s3 s4 s5 x1 x2 x3 x4 x5 x6 x7.(r_on(e1) & as(e1,x3) & with(x3,x4) & on(e2,x7) & n_table(x7) & a_green(s5) & Theme(s5,x7) & a_pale(s4) & Theme(s4,x7) & Theme(e2,x6) & Actor(e2,x5) & v_clean(e2) & n_fish(x6) & (x4 = x5) & n_mustache(x4) & n_man(x3) & a_shirtless(s3) & Theme(s3,x3) & Actor(e1,x1) & v_look(e1) & in(x1,x2) & n_shirt(x2) & a_gray(s2) & Theme(s2,x2) & a_white(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists e1 s1 s2 x1 x2.(-(x2 = x2) & n_fish(x2) & a_clean(s2) & Theme(s2,x2) & a_clean(s1) & Theme(s1,x2) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1))