LOCATION@1 's western borders are with LOCATION@2 in the north and LOCATION@3 in the south , terminating at the LOCATION@4 , which MISC@1 call the Arvand Rud .

LOCATION@1 's western borders are with LOCATION@2 in the north and LOCATION@3 in the south , ending at the MISC@2 -LRB- which MISC@1 call the Arvand Rud -RRB- .
