Students are carefully focused in one direction.
Students are focusing.
Students are carefully focused implies that the students are focusing.
exists e1 s1 x1 x2.(in(e1,x2) & n_direction(x2) & card_eq_1(x2) & a_carefully(s1) & Manner(e1,s1) & Theme(e1,x1) & v_focus(e1) & n_student(x1))
exists e1 x1.(Actor(e1,x1) & v_focus(e1) & n_student(x1))