A male janitor walks the streets and keeps them clean.
A man is being paid to clean the streets.
To be male, one has to be a man.  A janitor is a profession that involves being paid to clean stuff.
exists e1 e2 p1 s1 s2 x1 x2 x3.(n_thing(x2) & n_street(x2) & exists s3.(Theme(s3,x2) & a_clean(s3)) & Recipient(e2,p1) & Actor(e2,x3) & Topic(e2,x2) & v_keep(e2) & n_janitor(x3) & a_male(s2) & Theme(s2,x3) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_janitor(x1) & a_male(s1) & Theme(s1,x1))
exists e1 p1 x1 x2.(n_street(x2) & Recipient(e1,p1) & Topic(e1,x1) & v_pay(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_clean(e2)) & n_man(x1))