Table:
text: Indian general election in Tamil Nadu, 1989
List of Elected MPs
List of Elected MPs
Constituency Winner Party Margin Runner_up_a Party_a
Tirunelveli M. R. Janardhanan ADMK 191135 D. S. A. Sivaprakasam DMK
Tenkasi M. Arunachalam INC 172707 R. Krishnan CPM
Tiruchendur R. Dhanushkodi Adithan INC 212071 A. Karthikeyan DMK

Question: How many winners have a runner up by A. Karthikeyan in the Indian General Election, Tamil Nadu, 1989?

Question: What is Each Party A with constituency of Tiruchendur in Tamil Nadu Indian General Election, 1989?