A group of music students are holding their saxophones.
The students are holding instruments.
Saxophones are a type of instrument
exists e1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_hold(e1) & n_saxophone(x4) & of(x4,x1) & n_thing(x1) & of(x1,x2) & n_student(x2) & of(x2,x3) & n_music(x3) & n_group(x1))
exists e1 x1 x2.(n_student(x1) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_instrument(x2))