The indian couple mingle at the party.
A couple are mingle with each other
Each other is different than mingling at party
exists s1 x1 x2 x3.(n_party(x3) & n_mingle(x1) & of(x1,x2) & n_couple(x2) & a_indian(s1) & Theme(s1,x1) & a_topic(x1) & at(x1,x3))
exists s1 x1.(all x2.(n_other(x2) -> with(s1,x2)) & Theme(s1,x1) & a_mingle(s1) & n_couple(x1))