958
by 1715 the cabriole leg was in general use , and the back of the chair had started to become square in shape : no longer was it the characteristic tall and narrow feature of the previous century .
 component whole: back, chair
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: back, chair