A method in {HEAD ~ a computing device} for locking {TAIL ~ multiple feature instances} in a single web feature service data transaction request from a client comprising: 
for locking
A method in { HEAD ~ a computing device } for locking { TAIL ~ multiple feature instances } in a single web feature service data transaction request from a client comprising :
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH