Two teenagers, one male and one female, wearing sport uniforms running after a ball.
the people are friends
Just because they are wearing sport uniforms does not mean they are friends.
exists e2 e1 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & rel(x1,x2) & rel(x2,x5) & after(e2,x8) & n_ball(x8) & Actor(e2,x7) & v_run(e2) & (x5 = x7) & n_uniform(x5) & of(x5,x6) & n_sport(x6) & Actor(e1,x5) & v_wear(e1) & n_female(x4) & card_eq_1(x4) & n_male(x3) & subset_of(x4,x2) & subset_of(x3,x2) & card_eq_1(x2) & n_teenager(x1) & card_eq_2(x1))
exists p1 x1.(n_people(x1) & exists x2.((x1 = x2) & n_friend(x2)))