Two men, one wearing a face mask, are examining sheets of wood.
Two men are talking about wood.
Two men, one wearing a face mask, are examining sheets of wood does not imply that they are talking about wood.
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(Theme(e2,x6) & Actor(e2,x1) & v_examine(e2) & of(x6,x7) & n_wood(x7) & n_sheet(x6) & rel(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_wear(e1) & n_mask(x4) & of(x4,x5) & n_face(x5) & (x2 = x3) & n_thing(x2) & card_eq_1(x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(about(e1,x2) & n_wood(x2) & Actor(e1,x1) & v_talk(e1) & n_man(x1) & card_eq_2(x1))