A batter is about to hit a baseball with a catcher and umpire behind him.
The stadium has a retractable roof.
Not all batters, catchers, and umpires play baseball in stadiums, and not all stadiums have retractable roofs.
exists p1 s1 x1.(Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e1 x2 x3 x4 x5.(with(e1,x3) & behind(x3,x1) & n_umpire(x5) & n_catcher(x4) & subset_of(x5,x3) & subset_of(x4,x3) & Theme(e1,x2) & Actor(e1,x1) & v_hit(e1) & n_baseball(x2)) & n_male(x1) & n_batter(x1))
exists e1 s1 x1 x2.(n_stadium(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_roof(x2) & a_retractable(s1) & Theme(s1,x2))