People in bright Indian attire are walking outside.
people dressed like indians showed up at a halloween party
If people showed up at a Halloween party, then they have arrived. They are not walking around outside.
exists e1 s1 s2 s3 x1 x2.(a_outside(s3) & Manner(e1,s3) & Actor(e1,x1) & v_walk(e1) & in(x1,x2) & n_attire(x2) & a_indian(s2) & Theme(s2,x2) & a_bright(s1) & Theme(s1,x2) & n_people(x1))
exists e1 e2 s1 x1 x2 x3 x4.(like(e1,e2) & at(e2,x3) & n_party(x3) & of(x3,x4) & n_halloween(x4) & a_up(s1) & Manner(e2,s1) & Actor(e2,x2) & v_show(e2) & n_indian(x2) & Actor(e1,x1) & v_dress(e1) & n_people(x1))