A boy in a red shirt riding a bike.
A boy is riding a bike to school.
It is not implied that the boy is riding to school.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & n_bike(x4) & (x2 = x3) & n_shirt(x2) & a_red(s1) & Theme(s1,x2) & n_boy(x1))
exists e1 x1 x2 x3.(to(e1,x3) & n_school(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & n_boy(x1))