A group of people are hiking on a mountainside overlooking a lake surrounded by evergreens.
Three couples are celebrating their wedding anniversaries together by going on a nature hike.
A group of people are hiking on a mountainside overlooking a lake surrounded by evergreens does not mean they are celebrating their wedding anniversaries.
exists e1 e3 e2 x1 x2 x3 x4 x5 x6 x7.(on(e1,x3) & Theme(e3,x5) & Actor(e3,x4) & v_overlook(e3) & Actor(e2,x7) & n_evergreen(x7) & Theme(e2,x6) & v_surround(e2) & (x5 = x6) & n_lake(x5) & (x3 = x4) & n_mountainside(x3) & Actor(e1,x1) & v_hike(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 e2 s1 x1 x2 x3 x4 x5.(by(e1,e2) & Time(e2,x5) & n_hike(x5) & on(e2,x4) & n_nature(x4) & Actor(e2,x1) & v_go(e2) & a_together(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_celebrate(e1) & n_anniversary(x2) & of(x2,x3) & n_wedding(x3) & of(x2,x1) & n_thing(x1) & n_couple(x1) & card_eq_3(x1))