Table:
tournament	surface	week	winners	finalists	semifinalists

tokyo	carpet (i)	january 29	lindsay davenport 6 - 7 (4) , 6 - 4 , 6 - 2	martina hingis	magdalena maleeva anna kournikova

indian wells	hard	march 5	serena williams 4 - 6 , 6 - 4 , 6 - 2	kim clijsters	martina hingis venus williams

miami	hard	march 19	venus williams 4 - 6 , 6 - 1 , 7 - 6 (4)	jennifer capriati	martina hingis elena dementieva

charleston	clay	april 16	jennifer capriati 6 - 0 , 4 - 6 , 6 - 4	martina hingis	conchita martínez marlene weingärtner

berlin	clay	may 7	amélie mauresmo 6 - 4 , 2 - 6 , 6 - 3	jennifer capriati	martina hingis justine henin

rome	clay	may 14	jelena dokić 7 - 6 (3) , 6 - 1	amélie mauresmo	martina hingis conchita martínez

canada (toronto)	hard	august 13	serena williams 6 - 1 , 6 - 7 (7) , 6 - 3	jennifer capriati	anke huber monica seles

moscow	carpet (i)	october 1	jelena dokić 6 - 3 , 6 - 3	elena dementieva	anastasia myskina silvia farina elia

zurich	carpet (i)	october 15	lindsay davenport 6 - 3 , 6 - 1	jelena dokić	nathalie tauziat jennifer capriati

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"}.

There are 10 rows and 6 columns in the table. So, the final answer is {"row_number": "10", "column_number": "6"}.