Two young women are playing baseball and one is in the midst of catching the ball while the other throws it to her.
The ladies are playing checkers.
They cannot be playing baseball and checkers simultaniously.
exists e1 p1 s1 x1 x2 x3 x4 x6 x7.(n_female(x6) & n_thing(x6) & n_other(x7) & n_ball(x6) & n_midst(x4) & exists e2 p2 x5.(in(x3,x4) & exists e3.(to(e3,x6) & Theme(e3,x6) & Actor(e3,x7) & v_throw(e3)) & while(e2,p2) & Theme(e2,x6) & Actor(e2,x5) & v_catch(e2) & (x4 = x5)) & n_thing(x3) & card_eq_1(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_baseball(x2) & n_woman(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1 x2.(n_lady(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_checkers(x2))