Patrons enjoy drinks at an outdoor bar.
There is not outdoor bar here
patrons are at outdoor bar rather than there not being one
exists e1 s1 x1 x2 x3.(ne_nam_patrons(x1) & at(e1,x3) & n_bar(x3) & a_outdoor(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & n_drink(x2))
exists x1.-exists p1 s1.(a_here(s1) & Manner(p1,s1) & exists s2 x2.((x1 = x2) & n_bar(x2) & a_outdoor(s2) & Theme(s2,x2)))