A BMXer is getting high air off this ramp in the forest.
A BMX rider jumps through the trees.
A BMXer can be implied as an BMX rider.
exists e1 s1 x1 x2 x3 x4.(n_forest(x4) & n_ramp(x3) & in(e1,x4) & off(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_get(e1) & n_air(x2) & a_high(s1) & Theme(s1,x2) & ne_org_bmxer(x1))
exists e1 x1 x2 x3.(n_tree(x3) & through(e1,x3) & Actor(e1,x1) & v_jump(e1) & n_rider(x1) & (x1 = x2) & ne_org_bmx(x2))