5596
notwithstanding the use of special assembly techniques , it is currently quite common to find , downstream of the assembly line , known radiator caps with the small spring of the low-pressure valve imperfectly aligned with one of its necessary bearing surfaces and/or with the shutter , which leads to unpredictable operation of the radiator cap and consequent rejection of the product .
 component whole: spring, valve
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: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
Answer:
 component whole: spring, valve