A man in a blue-plaid shirt and white hat, backdropped by a stone wall performs an unknown task while standing atop a platform.
The man is sitting in the audience.
A  man cannot be sitting in the audience while standing and performing on the platform.
exists e1 e3 e2 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9.(while(e2,e3) & atop(e3,x9) & n_platform(x9) & Actor(e3,x1) & v_stand(e3) & Theme(e2,x8) & Actor(e2,x1) & v_perform(e2) & n_task(x8) & a_unknown(s3) & Theme(s3,x8) & Actor(e1,x6) & n_wall(x6) & of(x6,x7) & n_stone(x7) & Theme(e1,x5) & v_backdrop(e1) & (x1 = x5) & in(x1,x2) & n_hat(x4) & a_white(s2) & Theme(s2,x4) & n_shirt(x3) & a_blue-plaid(s1) & Theme(s1,x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_man(x1))
exists e1 x1 x2.(n_audience(x2) & n_man(x1) & in(e1,x2) & Actor(e1,x1) & v_sit(e1))