A man wearing sunglasses holds a sign at a demonstration.
A man is protesting for a cause he does not really believe in.
A man holding a sign at a demonstration is not necessarily protesting for a cause he does not really believe in.
exists e1 e2 x1 x2 x3 x4 x5.(at(e2,x5) & n_demonstration(x5) & Theme(e2,x4) & Actor(e2,x1) & v_hold(e2) & n_sign(x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_sunglass(x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(for(e1,x2) & -exists e2 s1 x3.(a_really(s1) & Manner(e2,s1) & in(e2,x3) & (x2 = x3) & Actor(e2,x1) & v_believe(e2)) & n_male(x1) & n_cause(x2) & Actor(e1,x1) & v_protest(e1) & n_man(x1))