Table:
9 November 1878 Scottish Cup R4	Helensburgh	2– 1	Hearts

How many rows and columns does this table contain? Return the result as JSON in the format {"row_number": "m", "column_number": "n"}, e.g., {"row_number": "12", "column_number": "7"}.

There are 2 rows and 6 columns in the table. So, the final answer is {"row_number": "2", "column_number": "6"}.