3982
the struggle began in 1968 when machinists making seat covers for the car giant were paid less than men who swept floors .
 product producer: machinists, covers
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:  machinists, covers 
Answer:
 product producer: machinists, covers