Table:
Major key
Number
of flats
Flat notes
Minor key
Enharmonic
equivalent

C major
0

A minor
None

F major
1
B♭
D minor
None

B♭ major
2
B♭, E♭
G minor
None

E♭ major
3
B♭, E♭, A♭
C minor
None

A♭ major
4
B♭, E♭, A♭, D♭
F minor
None

D♭ major
5
B♭, E♭, A♭, D♭, G♭
B♭ minor
C♯ major/A♯ minor

G♭ major
6
B♭, E♭, A♭, D♭, G♭, C♭
E♭ minor
F♯ major/D♯ minor

C♭ major
7
B♭, E♭, A♭, D♭, G♭, C♭, F♭
A♭ minor
B major/G♯ minor

Could you calculate the row number and column number in this table? The JSON format {"row_number": "m", "column_number": "n"} should be utilized to display the ultimate result.

This table has 9 rows and 5 columns. Thus, the final answer is {"row_number": "9", "column_number": "5"}.