Two guys, one wearing a blue jacket and the other wearing a red jersey play the trumpet together.
The students are playing the trumpet for the school choir.
All trumpet players are not students.  All trumpet players don't play trumpet for the school choir.
exists e1 e2 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(n_other(x4) & a_together(s3) & Manner(e2,s3) & Theme(e2,x5) & Actor(e2,x4) & v_wear(e2) & n_trumpet(x7) & (x5 = x7) & n_play(x5) & of(x5,x6) & n_jersey(x6) & a_red(s2) & Theme(s2,x5) & Theme(e1,x3) & Actor(e1,x1) & v_wear(e1) & n_jacket(x3) & a_blue(s1) & Theme(s1,x3) & rel(x1,x2) & n_thing(x2) & card_eq_1(x2) & n_guy(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(n_choir(x3) & of(x3,x4) & n_school(x4) & n_trumpet(x2) & n_student(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & for(x2,x3))