A person ridding a white horse with reflective clothing on.
a person riding a horse doesn't want to be seen
One doesn't wear reflective clothing if he/she doesn't want to be seen.
exists e1 s1 s2 s3 x1 x2 x3 x4.(a_topic(x1) & a_on(s3) & Manner(e1,s3) & with(e1,x4) & n_clothing(x4) & a_reflective(s2) & Theme(s2,x4) & Theme(e1,x3) & Actor(e1,x2) & v_rid(e1) & n_horse(x3) & a_white(s1) & Theme(s1,x3) & (x1 = x2) & n_person(x1))
exists e1 x1 x2 x3.(-exists e2 p1.(Topic(e2,p1) & Actor(e2,x1) & v_want(e2) & exists e3.(Theme(e3,x1) & v_see(e3))) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_horse(x3) & (x1 = x2) & n_person(x1))