A dirt bike racer jumping off a hill with another racer not far behind.
The dirt bikers are stuck in the mud.
The bikers can be either jumping off a hill or stuck in the mud.
exists x1 x2 x3.(a_topic(x1) & -exists e1 s1 s2 x4 x5 x6.(r_far(e1) & a_behind(s2) & Manner(e1,s2) & with(e1,x6) & n_racer(x6) & -(x6 = x1) & a_off(s1) & Manner(e1,s1) & Theme(e1,x5) & Actor(e1,x4) & v_jump(e1) & n_hill(x5) & (x1 = x4)) & n_racer(x1) & n_racer(x1) & of(x1,x3) & n_bike(x3) & of(x1,x2) & n_dirt(x2))
exists e1 x1 x2 x3.(n_mud(x3) & n_biker(x1) & of(x1,x2) & n_dirt(x2) & in(e1,x3) & Theme(e1,x1) & v_stick(e1))