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when a key is pressed and the circuit is completed , the code generated is sent to the computer either via a keyboard cable ( using on-off electrical pulses to represent bits ) or over a wireless connection .
 component whole: keyboard, cable
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:  keyboard, cable 
Answer:
 component whole: keyboard, cable