A group of three students is shown sitting in some sort of lecture hall and they all see bored.
Students in a lecture hall bored because this lesson was taught yesterday.
The students could be bored because they're in school, it doesn't matter if the lesson was or wasn't already taught yesterday.
exists e1 e2 e3 p1 s1 x1 x2 x3 x4 x5.(a_all(s1) & Manner(e3,s1) & exists s2.(Theme(s2,x1) & a_bore(s2)) & Topic(e3,p1) & Actor(e3,x1) & v_see(e3) & n_thing(x1) & for(e1,e2) & in(e2,x3) & of(x3,x4) & n_hall(x4) & of(x4,x5) & n_lecture(x5) & n_sort(x3) & Actor(e2,x1) & v_sit(e2) & Theme(e1,x1) & v_show(e1) & of(x1,x2) & n_student(x2) & card_eq_3(x2) & n_group(x1))
exists e1 p1 x1 x2 x3 x4.(n_lesson(x4) & exists e2 x5.(Time(e2,x5) & n_yesterday(x5) & Theme(e2,x4) & v_teach(e2)) & because(e1,p1) & Actor(e1,x1) & v_bore(e1) & in(x1,x2) & n_hall(x2) & of(x2,x3) & n_lecture(x3) & n_student(x1))