a man in black and a man in a red shirt and white shorts are jogging down the street.
men race down the street to see who is fastest
Sentence 1 only says "a man". You can't change it to a plural form, men.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(n_street(x8) & down(e1,x8) & Actor(e1,x1) & v_jog(e1) & subset_of(x7,x1) & n_shorts(x7) & a_white(s2) & Theme(s2,x7) & subset_of(x2,x1) & in(x2,x3) & subset_of(x5,x3) & in(x5,x6) & n_shirt(x6) & a_red(s1) & Theme(s1,x6) & n_man(x5) & subset_of(x4,x3) & n_black(x4) & n_man(x2))
exists p1 x1 x2 x3.(n_street(x3) & a_topic(x1) & Topic(x1,p1) & exists e1 s1 x4.(Topic(e1,s1) & Theme(s1,x4) & a_fastest(s1) & n_person(x4) & Actor(e1,x1) & v_see(e1)) & down(x1,x3) & n_race(x1) & of(x1,x2) & n_man(x2))