1057
The North Otago Rugby Football Union ( NORFU ) is a  New Zealand  rugby union province based in Oamaru and current holders of the Meads cup the top trophy in the  Heartland Championship  .
 country of headquarters: New Zealand, Heartland Championship
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 country of headquarters: New Zealand, Heartland Championship