Table:
x	y

14	3

14	7

4	5

3	8

Based on the given table, what are the contents of the cells in the following positions in the table? Show the cell value in the JSON format {"row_id":"m", "column_id":"n", "cell_value":"<Corresponding Cell Value>"}.
the 1st row and the 2nd column,
the 3rd row and the 1st column,
the 3rd row and the 2nd column,
the 5th row and the 1st column,

The target cell values are as follows:
{"row_id":"1", "column_id":"2", "cell_value":"y"}
{"row_id":"3", "column_id":"1", "cell_value":"14"}
{"row_id":"3", "column_id":"2", "cell_value":"7"}
{"row_id":"5", "column_id":"1", "cell_value":"3"}