Two bicyclists ride down the street past people while talking.
The bicyclist are going fast.
The bicyclists are not necessarily going fast.
exists e2 e1 s1 x1 x2 x3.(n_people(x2) & a_past(s1) & Theme(s1,x2) & of(x2,x3) & n_street(x3) & while(e1,e2) & Actor(e2,x1) & v_talk(e2) & down(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bicyclist(x1) & card_eq_2(x1))
exists e1 s1 x1.(n_bicyclist(x1) & a_fast(s1) & Manner(e1,s1) & Actor(e1,x1) & v_go(e1))