Two African American boys are walking with a ball and bat in a park.
The boys are ice skating.
Walking and ice skating are not the same.
exists e1 s1 s2 x1 x2 x3 x4 x5.(in(e1,x5) & n_park(x5) & with(e1,x2) & subset_of(x4,x2) & n_bat(x4) & subset_of(x3,x2) & n_ball(x3) & Actor(e1,x1) & v_walk(e1) & n_boy(x1) & a_american(s2) & Theme(s2,x1) & a_african(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1 x2.(n_boy(x1) & Time(e1,x2) & n_ice(x2) & Actor(e1,x1) & v_skate(e1))