A very very wide roller coaster trundles down the track.
A roller coaster is out of control.
There is no particular reason to think the roller coaster is out of control.
exists e1 s1 s2 x1 x2 x3.(n_track(x3) & a_down(s2) & Manner(e1,s2) & Theme(e1,x3) & Actor(e1,x1) & v_trundle(e1) & n_coaster(x1) & of(x1,x2) & n_roller(x2) & a_wide(s1) & Theme(s1,x1) & r_very(x1) & r_very(x1))
exists p1 x1 x2.(exists x3.(r_out(x1) & of(x1,x3) & n_control(x3)) & n_coaster(x1) & of(x1,x2) & n_roller(x2))