387676
A patch panel , patch bay , patch field or jack field is a number of circuit s , usually of the same or similar type , which appear on jacks for monitoring , interconnecting , and testing circuits in a convenient , flexible manner .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
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