An upside down man is performing using a powerful statement near a construction site.
The man is outside and speaking to a crowd
Not all construction sites are outside.  Man could be performing using a powerful statement with art or silence rather than speaking to a crowd.
exists e1 e2 s1 x1 x2 x3 x4 x5.(for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_use(e2) & near(x3,x4) & n_site(x4) & of(x4,x5) & n_construction(x5) & n_statement(x3) & a_powerful(s1) & Theme(s1,x3) & Actor(e1,x1) & v_perform(e1) & down(x1,x2) & n_man(x2) & n_upside(x1))
exists s1 s2 x1 x2 x3 x4.(n_man(x1) & a_topic(s1) & subset_of(x3,s1) & to(x3,x4) & n_crowd(x4) & n_speaking(x3) & subset_of(x1,s1) & Theme(s2,x2) & a_outside(s2) & (x1 = x2))