walking down flower lined sidewalk wearing yellow shirt
Sledding down a hill in the winter.
Someone cannot be walking down a sidewalk and sledding down a hill at the same time, flowers indicate warmer weather, which is contradictory of sledding in winter.
exists e2 e1 e3 s1 s2 s3 x1 x2 x3.(while(e3,e1) & Theme(e3,x3) & Actor(e3,x2) & v_wear(e3) & n_shirt(x3) & a_yellow(s3) & Theme(s3,x3) & n_sidewalk(x2) & Theme(e2,x2) & v_line(e2) & a_flower(s2) & Manner(e1,s2) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_thing(x1))
exists e1 s1 x1 x2 x3.(n_winter(x3) & in(e1,x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_sled(e1) & n_hill(x2) & n_thing(x1))