Table:
2002 gubernatorial election, Oklahoma

Party

Candidate

Votes

%

±%

Democratic

Brad Henry

448,143

43.3

Republican

Steve Largent

441,277

42.6

Independent

Gary Richardson

146,200

14.1

Majority

6,866

0.6%

Turnout

1,035,620

Democratic gain from Republican

Swing

How many rows and columns does this table contain? Your final answer should be in the JSON structure, formatted as {"row_number": "m", "column_number": "n"}.

This table has 7 rows and 6 columns. Thus, the final answer is {"row_number": "7", "column_number": "6"}.