A child in a harness laying on the sidewalk.
A child with straps on him is on the pavement.
Harness is synonymous with straps. Sidewalk is synonymous with pavement.
exists e1 x1 x2 x3 x4.(n_sidewalk(x4) & a_topic(x1) & in(x1,x2) & on(e1,x4) & Actor(e1,x3) & v_lay(e1) & (x2 = x3) & n_harness(x2) & n_child(x1))
exists p1 x1 x2 x3.(n_pavement(x3) & on(x1,x3) & with(x1,x2) & on(x2,x1) & n_male(x1) & n_strap(x2) & n_child(x1))