A man and a woman are seated holding musical instruments while another woman stands at a podium.
The conductor has worked with the people playing their instruments.
Just because the man and woman have instruments doesn't mean the conductor has worked with them.
exists e1 p1 x1 x2 x3.(exists e2 p2 s1 x4.(exists e3 x5 x6.(at(e3,x6) & n_podium(x6) & Actor(e3,x5) & v_stand(e3) & n_woman(x5) & -(x5 = x3)) & while(e2,p2) & Theme(e2,x4) & Actor(e2,x1) & v_hold(e2) & n_instrument(x4) & a_musical(s1) & Theme(s1,x4)) & n_woman(x3) & n_woman(x3) & Recipient(e1,p1) & Topic(e1,x1) & v_seat(e1) & subset_of(x3,x1) & subset_of(x2,x1) & n_man(x2))
exists e2 e1 x1 x2 x3 x4.(n_instrument(x4) & of(x4,x2) & n_thing(x2) & n_people(x2) & n_conductor(x1) & with(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_play(e2) & (x2 = x3) & Actor(e1,x1) & v_work(e1))