A roller derby girl in full regalia- black helmet, tank top, pads, and four wheel skates- maintains her balance as she races down the track.
The girl is in a race.
Just because a derby girl is racing down the track doesn't mean she is in race.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12 x13.(n_track(x13) & Theme(e1,x11) & Actor(e1,x1) & v_maintain(e1) & down(x11,x13) & Time(x11,x12) & n_race(x12) & as(x11,x2) & n_female(x2) & n_female(x2) & n_balance(x11) & of(x11,x2) & subset_of(x9,x1) & n_skates-(x9) & of(x9,x10) & n_wheel(x10) & card_eq_4(x9) & subset_of(x2,x1) & in(x2,x5) & rel(x5,x6) & rel(x6,x8) & n_pad(x8) & n_top(x6) & of(x6,x7) & n_tank(x7) & n_helmet(x5) & a_black(s3) & Theme(s3,x5) & a_regalia-(s2) & Theme(s2,x5) & a_full(s1) & Theme(s1,x5) & n_girl(x2) & of(x2,x4) & n_derby(x4) & of(x2,x3) & n_roller(x3))
exists p1 x1.(n_girl(x1) & exists x2.(in(x1,x2) & n_race(x2)))