The man with the backpack is sitting in a buildings courtyard in front of an art sculpture reading.
The man is swimming.
Can not be sitting and reading while swimming.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(n_backpack(x2) & n_man(x1) & in(e1,x5) & of(x5,x6) & n_reading(x6) & of(x6,x8) & n_sculpture(x8) & of(x6,x7) & n_art(x7) & n_front(x5) & in(e1,x3) & Time(x3,x4) & n_courtyard(x4) & n_building(x3) & Actor(e1,x1) & v_sit(e1) & with(x1,x2))
exists p1 x1.(n_man(x1) & exists x2.((x1 = x2) & n_swimming(x2)))