5163
Regulators failed to open probes into GM cars linked to 13 deaths , say congressional investigators http://t.co/icuihRMm5q
 organization: GM
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: GM 
Answer:
 organization: GM