A male wearing a purple t-shirt and backpack walking down a sidewalk.
A male is walking down a sidewalk.
male walking down a sidewalk is same as male is walking down a sidewalk
exists e1 e2 s1 s2 x1 x2 x3 x4.(a_down(s2) & Manner(e2,s2) & Theme(e2,x4) & Actor(e2,x3) & v_walk(e2) & n_sidewalk(x4) & n_backpack(x3) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_t-shirt(x2) & a_purple(s1) & Theme(s1,x2) & n_male(x1))
exists e1 s1 x1 x2.(a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_sidewalk(x2) & n_male(x1))