A man and a woman are seated holding musical instruments while another woman stands at a podium.
They are performing together for the first time.
Just because they are performing doesn't mean it's for the first time.
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 e1 s1 s2 x1 x2.(n_time(x2) & a_first(s2) & Theme(s2,x2) & n_thing(x1) & for(e1,x2) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_perform(e1))