Children playing checkers.
children learn to play a board game
It cannot be inferred that the children are learning to play a board game.
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_checkers(x3) & (x1 = x2) & n_child(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_learn(e1) & exists e2 x2 x3.(Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & n_game(x2) & of(x2,x3) & n_board(x3)) & n_child(x1))