Young boys warm up before a soccer match.
Boys sitting in the classroom doing detention
If the boys are warming up for a soccer match they are not sitting in a classroom doing detention.
exists e1 s1 s2 x1 x2 x3.(before(e1,x2) & n_match(x2) & of(x2,x3) & n_soccer(x3) & a_up(s2) & Manner(e1,s2) & Actor(e1,x1) & v_warm(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 e2 x1 x2 x3 x4 x5.(n_classroom(x3) & a_topic(x1) & in(e1,x3) & Theme(e2,x5) & Actor(e2,x4) & v_do(e2) & n_detention(x5) & (x3 = x4) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_boy(x1))