Table:
Stem	Leaf

2	2, 7

3	8

4	2, 9

5	6, 7, 7

6

7	6, 6

8

9	0

Return the values of the cells in the following table postions:
row 2 and column 1
row 5 and column 1
row 1 and column 2
row 6 and column 1
row 6 and column 2

Requirements: Format each cell value as a JSON, using the structure {"row_id":"m", "column_id":"n", "cell_value":"<Corresponding Cell Value>"}.

The extracted cell contents are listed below.
{"row_id":"2", "column_id":"1", "cell_value":"Stem"}
{"row_id":"5", "column_id":"1", "cell_value":"4"}
{"row_id":"1", "column_id":"2", "cell_value":"Red gumdrops per bag"}
{"row_id":"6", "column_id":"1", "cell_value":"5"}
{"row_id":"6", "column_id":"2", "cell_value":"6, 7, 7"}