The woman is checking her device as she pedals down the street.
a woman on a bike.
"As she pedals down the street" implies being on a bike.
exists e1 p1 x1 x2 x3.(n_street(x3) & n_female(x1) & n_female(x1) & n_device(x2) & of(x2,x1) & n_woman(x1) & exists e2.(down(e2,x3) & Actor(e2,x1) & v_pedal(e2)) & as(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_check(e1))
exists x1 x2.(a_topic(x1) & on(x1,x2) & n_bike(x2) & n_woman(x1))