determining if the feature instance identified in {TAIL ~ a lock transfer request} by {HEAD ~ another session} is locked by a short transaction lock; and if not, 
determining if the feature instance identified in { TAIL ~ a lock transfer request } by { HEAD ~ another session } is locked by a short transaction lock ; and if not ,
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH