A young boy with a blue cap with red stripes sitting on a concrete ledge.
The boy is swimming.
The boy can not be both swimming and sitting on a ledge at the same time.
exists e1 s1 s2 s3 s4 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & with(x2,x3) & on(e1,x5) & n_ledge(x5) & a_concrete(s4) & Theme(s4,x5) & Actor(e1,x4) & v_sit(e1) & (x3 = x4) & n_stripe(x3) & a_red(s3) & Theme(s3,x3) & n_cap(x2) & a_blue(s2) & Theme(s2,x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists p1 x1.(n_boy(x1) & exists x2.((x1 = x2) & n_swimming(x2)))