A man playing a recorder into a microphone.
A man is playing recorder for a commercial advertisement.
A man recording into a microphone is not necessarily doing so for a commercial advertisement. He could be recording himself for fun or recording for an album.
exists e1 x1 x2 x3 x4.(a_topic(x1) & into(e1,x4) & n_microphone(x4) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_recorder(x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(for(e1,x3) & n_advertisement(x3) & a_commercial(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_recorder(x2) & n_man(x1))