A man spray paints graffiti art on the size of a concrete wall.
An artist is outside.
Sentence 1: A man spray paints graffiti art on the size of a concrete wall. Sentence 2: An artist is outside.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_size(x5) & Theme(e1,x4) & Actor(e1,x1) & v_graffiti(e1) & on(x4,x5) & of(x5,x6) & n_wall(x6) & a_concrete(s1) & Theme(s1,x6) & n_art(x4) & n_paint(x1) & of(x1,x3) & n_spray(x3) & of(x1,x2) & n_man(x2))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_artist(x1))