Someone in yellow pants is on a ramp over the snow.
A person in yellow pants is about to slide down the ramp into the snow
Just because somebody is on a ramp over the snow does not mean that he is going to slide down the ramp.
exists p1 s1 x1 x2 x4.(n_snow(x4) & exists x3.(on(x1,x3) & over(x3,x4) & n_ramp(x3)) & in(x1,x2) & n_pants(x2) & a_yellow(s1) & Theme(s1,x2) & n_person(x1))
exists p1 p2 s1 s2 x1 x2 x3 x4 x5 x6.(n_snow(x6) & n_ramp(x5) & Topic(p1,p2) & exists e1 s3.(a_down(s3) & Manner(e1,s3) & Actor(e1,x1) & v_slide(e1)) & about(x3,x5) & into(x5,x6) & in(x3,x4) & n_pants(x4) & a_yellow(s2) & Theme(s2,x4) & n_person(x3) & in(x1,x2) & n_pants(x2) & a_yellow(s1) & Theme(s1,x2) & n_person(x1))