A group of young people sitting in the grass as one plays a guitar and another the violin.
The young people are playing flag-football on the muddy field in the rain.
People playing a guitar and violin aren't playing flag-football. People on the grass aren't on the muddy field in the rain.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_violin(x8) & n_grass(x4) & Theme(e2,x6) & Actor(e2,x1) & v_play(e2) & subset_of(x8,x6) & Time(x8,x9) & n_another(x9) & subset_of(x7,x6) & n_guitar(x7) & of(x1,x2) & as(e1,x5) & n_thing(x5) & card_eq_1(x5) & in(e1,x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_people(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 s1 s2 x1 x2 x3 x4.(n_rain(x4) & n_field(x3) & a_muddy(s2) & Theme(s2,x3) & n_people(x1) & a_young(s1) & Theme(s1,x1) & in(e1,x4) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_flag-football(x2))