Various customers, checking out in a buffet line.
There is a table waiting to be served.
You don't serve Tables at a Buffet line. That is totally contradictory.
exists e1 s1 s2 x1 x2 x3.(a_out(s2) & Manner(e1,s2) & in(e1,x2) & n_line(x2) & of(x2,x3) & n_buffet(x3) & Actor(e1,x1) & v_check(e1) & n_customer(x1) & a_various(s1) & Theme(s1,x1))
exists p1 x1 e1 p2 x2 x3.((x1 = x2) & Topic(e1,p2) & Actor(e1,x3) & v_wait(e1) & exists e2.(Theme(e2,x3) & v_serve(e2)) & (x2 = x3) & n_table(x2))