A man in a jacket and jeans is reading a newspaper while walking down the street.
A man is walking and reading.
walking and reading is a simpler way of saying  reading a newspaper while walking
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_street(x6) & while(e1,e2) & a_down(s1) & Manner(e2,s1) & Theme(e2,x6) & Actor(e2,x1) & v_walk(e2) & Theme(e1,x5) & Actor(e1,x1) & v_read(e1) & n_newspaper(x5) & in(x1,x2) & subset_of(x4,x2) & n_jeans(x4) & subset_of(x3,x2) & n_jacket(x3) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_read(x2) & n_man(x1))