Origin of name The province takes its name from the LOCATION@1 name of the region , PERSON@1 ; it was also the name of the main river of the region -LRB- the LOCATION@2 -RRB- .

Origin of name The province takes the name from the LOCATION@1 name of the region , PERSON@1 ; it was also the name of the main river of the region -LRB- the LOCATION@3 -RRB- .
