A man and a woman are riding bikes on a street.
The people are outside.
a street is outside and a man and woman are people
exists e1 x1 x2 x3 x4 x5.(Theme(e1,x4) & Actor(e1,x1) & v_ride(e1) & on(x4,x5) & n_street(x5) & n_bike(x4) & subset_of(x3,x1) & n_woman(x3) & subset_of(x2,x1) & n_man(x2))
exists s1 x1.(n_people(x1) & Theme(s1,x1) & a_outside(s1))