Man in safety gear riding a bike on a rocky trail.
A man jogs through a park.
The man cannot be riding his bike on a rocky trail, if he is running in a park.
exists e1 s1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(x1,x2) & on(e1,x6) & n_trail(x6) & a_rocky(s1) & Theme(s1,x6) & Theme(e1,x5) & Actor(e1,x4) & v_ride(e1) & n_bike(x5) & (x2 = x4) & n_gear(x2) & of(x2,x3) & n_safety(x3) & n_man(x1))
exists e1 x1 x2.(through(e1,x2) & n_park(x2) & Actor(e1,x1) & v_jog(e1) & n_man(x1))