A group of kids playing what looks like violins in a band class most likely in a school.
The band does not have anyone playing a stringed instrument this year.
If the band has a kid playing the violin, the band does not not have a stringed instrument.
exists x1 x2 x3.(a_topic(x1) & of(x1,x2) & exists e1 e2 s1 x4 x5 x6 x7 x8 x9.(n_thing(x4) & Theme(e2,x4) & Actor(e2,x3) & v_play(e2) & in(e1,x9) & n_school(x9) & like(e1,x5) & in(x5,x6) & r_most(s1) & Theme(s1,x8) & a_likely(s1) & (x6 = x8) & n_class(x6) & of(x6,x7) & n_band(x7) & n_violin(x5) & Actor(e1,x4) & v_look(e1)) & (x2 = x3) & n_kid(x2) & n_group(x1))
exists x1 x4.(n_year(x4) & n_band(x1) & -all x2.(n_person(x2) -> exists e1 p1.(exists e3 e2 x3.(Time(e3,x4) & Theme(e3,x3) & Actor(e3,x2) & v_play(e3) & n_instrument(x3) & Theme(e2,x3) & v_stringe(e2)) & Recipient(e1,p1) & Actor(e1,x1) & Topic(e1,x2) & v_have(e1))))