The region consists of twelve states in the central and inland northeastern LOCATION@1 : LOCATION@2 , LOCATION@3 , LOCATION@4 , LOCATION@5 , LOCATION@6 , LOCATION@7 , LOCATION@8 , LOCATION@9 , LOCATION@10 , LOCATION@11 , LOCATION@12 , and LOCATION@13 .

The states that are part of the LOCATION@14 are : LOCATION@2 , LOCATION@3 , LOCATION@4 , LOCATION@5 , LOCATION@6 , LOCATION@7 , LOCATION@8 , LOCATION@9 , LOCATION@10 , LOCATION@11 , LOCATION@12 , and LOCATION@13 .
