A group of five people are leading a meeting.
A group of people at work.
Sentence 1 is missing people at work
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_lead(e1) & n_meeting(x3) & of(x1,x2) & n_people(x2) & card_eq_5(x2) & n_group(x1))
exists x1 x2 x3.(a_topic(x1) & of(x1,x2) & at(x2,x3) & n_work(x3) & n_people(x2) & n_group(x1))