premise: A man with a gray shirt is rehearsing in front of a empty drum set.
hypothesis: A man drinks bleach.
explanation_1: The man cannot be rehearsing if he drinks bleach.
explanation_2: rehearsing  is different from drinks.
explanation_3: If the man drinks bleach he would become very ill and would not be able to be rehearsing. You cannot play a drum set while having a drink.
premise_logic: exists e1 e2 s1 s2 x1 x2 x3 x4 x5.(in(e1,x3) & of(x3,x4) & Theme(e2,x5) & v_set(e2) & (x4 = x5) & n_drum(x4) & a_empty(s2) & Theme(s2,x4) & n_front(x3) & Actor(e1,x1) & v_rehearse(e1) & with(x1,x2) & n_shirt(x2) & a_gray(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(Actor(e1,x1) & v_bleach(e1) & n_drink(x1) & of(x1,x2) & n_man(x2))
premise_sim: exists e1 e2 s1 s2 x1 x2 x3 x4 x5.(with(x1,x2) & v_set(e2) & v_rehearse(e1) & of(x3,x4) & n_shirt(x2) & n_man(x1) & n_front(x3) & n_drum(x4) & in(e1,x3) & a_gray(s1) & a_empty(s2) & Theme(s2,x4) & Theme(s1,x2) & Theme(e2,x5) & Actor(e1,x1) & (x4 = x5))
hypothesis_sim: exists e1 x1 x2.(v_bleach(e1) & of(x1,x2) & n_man(x2) & n_drink(x1) & Actor(e1,x1))