A man is walking down the sidewalk near construction work.
The man is scared because the street has no sidewalk.
A man cannot partake in walking down the sidewalk which doesn't exist according to sentence 2.
exists e1 s1 x1 x2 x3 x4.(n_sidewalk(x2) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & near(x2,x3) & n_work(x3) & of(x3,x4) & n_construction(x4) & n_man(x1))
exists e1 p1 x1 x2.(n_street(x2) & n_man(x1) & -exists e2 x3.(Theme(e2,x3) & Actor(e2,x2) & v_have(e2) & n_sidewalk(x3)) & because(e1,p1) & Theme(e1,x1) & v_scare(e1))