Table:
Nestor Lakoba

1st Chairman of the Council of People's Commissars of the Soviet Socialist Autonomous Republic of Abkhazia
In office
February 1922 – 28 December 1936
Preceded by	post created
Succeeded by	Avksenty Narikievich Rapava

Personal details
Born

Nestor Apollonovich Lakoba

(1893-05-01)1 May 1893
Lykhny, Abkhazia
Died	28 December 1936(1936-12-28) (aged 43)
Tbilisi, Georgian SSR
Nationality	Abkhazian
Political party	Communist Party of the Soviet Union
Spouse	Sariya Lakoba
Children	son Rauf Lakoba

Regarding the table displayed, can you identify how many rows and columns it has? Your final answer should be in the JSON structure, formatted as {"row_number": "m", "column_number": "n"}.

There are 18 rows and 2 columns in the table. So, the final answer is {"row_number": "18", "column_number": "2"}.