A man and a boy holding microphones.
A father and a son are playing baseball.
You cannot be playing baseball while holding microphones.
exists e1 s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & Theme(e1,x4) & Actor(e1,x3) & v_hold(e1) & n_microphone(x4) & (x2 = x3) & n_boy(x2) & subset_of(x1,s1) & n_man(x1))
exists e1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_play(e1) & n_baseball(x4) & subset_of(x3,x1) & n_son(x3) & subset_of(x2,x1) & n_father(x2))