What follows is an opinion from the Supreme Court of the United States. Your task is to identify the state associated with the petitioner. If the petitioner is a federal court or federal judge, note the "state" as the United States. The same holds for other federal employees or officials.

Opinion:
KENTUCKY v. INDIANA et al.
No. 81,
Orig.
Decree entered November 4, 1985
DECREE
It Is Ordered, Adjudged, and Decreed that:
1. The boundary line between the State of Indiana and the Commonwealth of Kentucky is fixed as geodetically described in Joint Exhibit 50 to the Special Master’s Report filed with this Court on November 4, 1985. Joint Exhibit 50 is incorporated by reference herein.
2. Copies of this Decree and the Special Master’s Report (including Joint Exhibits 1-50, inclusive) shall be filed with the Clerk of this Court, the Archives Division of the Indiana Commission on Public Records of Indiana, and the Secretary of State of the Commonwealth of Kentucky.
3. Copies of this Decree and the Special Master’s Report (including Joint Exhibit 50 and paper prints of Joint Exhibits 1-49, inclusive, once they become available) shall be filed with the Office of the County Recorder in each of the following Indiana counties: the counties of Posey, Vanderburgh, Warrick, Spencer, Perry, Crawford, Harrison, Floyd, Clark, Jefferson, Switzerland, Ohio, and Dearborn; and with the County Clerk’s Office in the Commonwealth of Kentucky in each of the following Kentucky counties: the counties of Union, Henderson, Daviess, Hancock, Breckinridge, Meade, Hardin, Jefferson, Oldham, Trimble, Carroll, Gallatin, and Boone.
4. The State of Indiana and the Commonwealth of Kentucky each have concurrent jurisdiction over the Ohio River.
5. The costs of this proceeding shall be divided between the parties as recommended by the Special Master.

Question: What state is associated with the petitioner?

Choices:
Alabama
Alaska
American Samoa
Arizona
Arkansas
California
Colorado
Connecticut
Delaware
District of Columbia
Federated States of Micronesia
Florida
Georgia
Guam
Hawaii
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Marshall Islands
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Northern Mariana Islands
Ohio
Oklahoma
Oregon
Palau
Pennsylvania
Puerto Rico
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virgin Islands
Virginia
Washington
West Virginia
Wisconsin
Wyoming
United States
Interstate Compact
Philippines
Indian
Dakota

Answer: 20