A group of young men is buried up to their chest in sand.
College students are enjoying the beach.
Not all young men are college students.
exists e1 s1 s2 x1 x2 x3 x4.(a_up(s2) & Manner(e1,s2) & to(e1,x3) & in(x3,x4) & n_sand(x4) & n_chest(x3) & of(x3,x1) & n_thing(x1) & Theme(e1,x1) & v_bury(e1) & of(x1,x2) & n_man(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 x1 x2 x3.(n_beach(x3) & Theme(e1,x3) & Actor(e1,x1) & v_enjoy(e1) & n_student(x1) & (x1 = x2) & ne_nam_college(x2))