A lady sitting by a tree on a homemade stage playing a guitar.
A lady is standing on stage playing the trumpet.
Multiple contradiction in lady standing and playing trumpet against lady sitting and playing guitar in sentence 1.
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & on(e1,x4) & Theme(e2,x7) & Actor(e2,x6) & v_play(e2) & n_guitar(x7) & (x4 = x6) & n_stage(x4) & of(x4,x5) & n_homemade(x5) & by(e1,x3) & n_tree(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_lady(x1))
exists e2 e1 x1 x2 x3.(n_trumpet(x3) & for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_play(e2) & on(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_stand(e1) & n_lady(x1))