A skateboarder in a red shirt and baseball cap is headed down a paved hill.
The skateboarder is in a race with other skateboarders.
Just because a skateboarder is headed down a paved hill does not necessarily mean the skateboarder is in a race with other skateboarders.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6.(a_down(s3) & Manner(e1,s3) & Recipient(e1,x6) & Theme(e1,x1) & v_head(e1) & n_hill(x6) & a_paved(s2) & Theme(s2,x6) & in(x1,x2) & n_cap(x4) & of(x4,x5) & n_baseball(x5) & n_shirt(x3) & a_red(s1) & Theme(s1,x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_skateboarder(x1))
exists p1 x1.(n_skateboarder(x1) & n_skateboarder(x1) & exists x2 x3.(in(x1,x2) & with(x2,x3) & -(x3 = x1) & n_skateboarder(x3) & n_race(x2)))