A power transmission control device for {HEAD ~ a vehicle}, which is to be used for a vehicle comprising {TAIL ~ a first power source} and a second power source, the power transmission control device comprising: 
A power transmission control device for { HEAD ~ a vehicle } , which is to be used for a vehicle comprising { TAIL ~ a first power source } and a second power source , the power transmission control device comprising :
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH