9503
LPC based speech coders operating at bit rates below 3.0 kbits/sec are usually associated with buzzy or metallic artefacts in the synthetic speech .
 feature of: bit rates, LPC based speech coders; feature of: buzzy or metallic artefacts, synthetic speech
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  bit rates, LPC based speech coders; buzzy or metallic artefacts, synthetic speech 
Answer:
 feature of: bit rates, LPC based speech coders; feature of: buzzy or metallic artefacts, synthetic speech