Person sitting at a desk in a library.
There is a woman eating a sno-cone on a bench at the beach.
The person cannot be sitting at a desk in a library and on a bench at the beach.
exists e1 x1 x2 x3.(ne_nam_person(x1) & in(e1,x3) & n_library(x3) & at(e1,x2) & n_desk(x2) & Actor(e1,x1) & v_sit(e1))
exists p1 x1 x6.(n_beach(x6) & exists e1 x2 x3 x4 x5.((x1 = x2) & at(e1,x6) & Theme(e1,x4) & Actor(e1,x3) & v_eat(e1) & on(x4,x5) & n_bench(x5) & n_sno-cone(x4) & (x2 = x3) & n_woman(x2)))