A man on a motorcycle is silhouetted by the sunset.
At noon a man sits on a moped.
Sunset and noon are different times.
exists e1 x1 x2 x3.(n_sunset(x3) & Actor(e1,x3) & Theme(e1,x1) & v_silhouette(e1) & on(x1,x2) & n_motorcycle(x2) & n_man(x1))
exists e1 x1 x2 x3.(at(e1,x3) & n_noon(x3) & on(e1,x2) & n_mope(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))