A young child on a rock climbing wall.
The child has never climbed a wall before.
Sentence 1: A young child on a rock climbing wall. Sentence 2: The child has never climbed a wall before.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_climb(e1) & n_wall(x4) & (x2 = x3) & n_rock(x2) & n_child(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_child(x1) & a_never(s1) & Manner(e1,s1) & r_before(e1) & n_wall(x2) & Time(e1,x2) & Actor(e1,x1) & v_climb(e1))