A student is asleep at a populated library.
The student fell asleep at the library.
The student may not have fell asleep at or in the library at all.
exists s1 s2 x1 x2.(at(s1,x2) & n_library(x2) & a_populated(s2) & Theme(s2,x2) & Theme(s1,x1) & a_asleep(s1) & n_student(x1))
exists e1 s1 x1 x2.(n_library(x2) & n_student(x1) & at(e1,x2) & a_asleep(s1) & Manner(e1,s1) & Actor(e1,x1) & v_fall(e1))