Two men are holding papers, while one of them writes something.
Two business partners check the expense reports and make some changes to the documents.
Sentence two may be talking about different business partners.
exists e1 p1 x1 x2.(exists e2 x3 x4.(Theme(e2,x4) & Actor(e2,x3) & v_write(e2) & n_thing(x4) & of(x3,x1) & n_thing(x3) & card_eq_1(x3)) & n_thing(x1) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_papers(x2) & n_man(x1) & card_eq_2(x1))
exists e2 e1 x1 x2 x3 x4 x5 x6 x7 x8.(n_document(x8) & n_report(x3) & of(x3,x4) & n_expense(x4) & Theme(e2,x7) & Actor(e2,x5) & v_make(e2) & to(x7,x8) & n_change(x7) & n_partner(x5) & of(x5,x6) & n_business(x6) & card_eq_2(x5) & Theme(e1,x3) & Actor(e1,x1) & v_check(e1) & n_partner(x1) & of(x1,x2) & n_business(x2) & card_eq_2(x1))