A man is bending down and digging in a white bag.
A man is looking for his keys.
Just because the man is digging from something in his bag, does not mean he is looking for his keys.
exists e1 e2 s1 s2 x1 x2 x3.(in(e2,x3) & n_bag(x3) & a_white(s2) & Theme(s2,x3) & Actor(e2,x2) & v_dig(e2) & n_man(x2) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_bend(e1) & n_man(x1))
exists e1 x1 x2.(for(e1,x2) & n_key(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_look(e1) & n_man(x1))