Several members of a wedding party, including the bride, are walking past a lamp and some park benches.
Half of a wedding party walks to a wedding.
Several doesn't necessarily mean half. There is also no indication that the people are walking to a wedding.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(n_bride(x3) & past(e2,x4) & subset_of(x6,x4) & n_bench(x6) & of(x6,x7) & n_park(x7) & subset_of(x5,x4) & n_lamp(x5) & Actor(e2,x1) & v_walk(e2) & include(x1,x3) & of(x1,x2) & n_party(x2) & Actor(e1,x2) & v_wed(e1) & n_member(x1) & a_several(s1) & Theme(s1,x1))
exists e1 e2 x1 x2 x3.(ne_nam_half(x1) & to(e2,x3) & n_wedding(x3) & Actor(e2,x1) & v_walk(e2) & of(x1,x2) & n_party(x2) & Actor(e1,x2) & v_wed(e1))