Table:
Frank Carroll

Member of the Queensland Legislative Assembly
for Mansfield
In office
15 July 1995 – 13 June 1998
Preceded by	Laurel Power
Succeeded by	Phil Reeves

Personal details
Born

Francis Edward Carroll

(1952-04-08) 8 April 1952 (age 73)
Brisbane, Queensland, Australia
Political party	Liberal Party
Alma mater	University of Queensland
Occupation	Solicitor

Tell me how many rows and columns exist in the given table. The final result should be presented in the JSON format of {"row_number": "m", "column_number": "n"}.

This table has 15 rows and 2 columns. Thus, the final answer is {"row_number": "15", "column_number": "2"}.