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The proposed scheme eliminates redundant copying while maintaining the quasi-destructive scheme 's ability to avoid over copying and early copying combined with its ability to handle cyclic structures without algorithmic additions .
 scheme, cyclic structures; quasi-destructive scheme 's ability, scheme; over copying, early copying
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 scheme, cyclic structures; quasi-destructive scheme 's ability, scheme; over copying, early copying