A man is riding a bicycle down a road while being closely followed by a German shepherd and possibly a black Labrador as two younger men walk along the curb toward them.
A person riding swiftly
A man riding a bicycle and followed by a German shepherd is not the same as a person riding swiftly.
exists e1 e2 p1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x8.(n_curb(x8) & while(e1,e2) & Actor(e2,x4) & subset_of(x6,x4) & r_possibly(x6) & n_labrador(x6) & a_black(s3) & Theme(s3,x6) & subset_of(x5,x4) & n_shepherd(x5) & a_german(s2) & Theme(s2,x5) & a_closely(s1) & Manner(e2,s1) & Theme(e2,x1) & v_follow(e2) & exists e3 s4 x7.(along(e3,x8) & toward(x8,x1) & Actor(e3,x7) & v_walk(e3) & n_man(x7) & r_more(s4) & a_younger(s4) & Theme(s4,x7) & card_eq_2(x7)) & n_thing(x1) & as(e1,p1) & down(e1,x3) & n_road(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bicycle(x2) & n_man(x1))
exists x1 x2.(a_topic(x1) & r_swiftly(x1) & Time(x1,x2) & n_riding(x2) & n_person(x1))