3665
they respond to more and more telephone calls demanding payments to cover costs in order to receive their prize .
 message topic: telephone calls, payments
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
 Entity Pairs:  telephone calls, payments 
Answer:
 message topic: telephone calls, payments