Two girls with backpacks on standing at a counter with a woman sitting at a desk.
Two girls wait at the library to check out their books.
The girls are nor necessarily waiting to check out their books.
exists e1 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & with(x1,x2) & on(x2,x3) & at(x3,x4) & with(x4,x5) & at(e1,x7) & n_desk(x7) & Actor(e1,x6) & v_sit(e1) & (x5 = x6) & n_woman(x5) & n_counter(x4) & n_standing(x3) & n_backpack(x2) & n_girl(x1) & card_eq_2(x1))
exists e1 p1 x1 x2 x3.(n_library(x2) & n_book(x3) & of(x3,x2) & n_thing(x2) & at(e1,x2) & Topic(e1,p1) & Actor(e1,x1) & v_wait(e1) & exists e2 s1.(a_out(s1) & Manner(e2,s1) & Theme(e2,x3) & Actor(e2,x1) & v_check(e2)) & n_girl(x1) & card_eq_2(x1))