Table:
Name
Country
Town
Height
metres / ft
Structural type
Held record
Notes

Great Pyramid of Giza
Egypt
Giza
146 / 480
Mausoleum
2570 BC–1311
Due to erosion today it stands at the height of 138.8 metres (455 ft).

Lincoln Cathedral
England
Lincoln
159.7 / 524
Church
1311–1549
Spire collapsed in 1549; today, stands at a height of 83 metres (272 ft).

St. Mary's Church
Germany
Stralsund
151 / 500
Church
1549–1647
Spire destroyed by lightning in 1647; today stands at a height of 104 metres (341 ft).

Strasbourg Cathedral
Germany and/or France (today France)
Strasbourg
142 / 470
Church
1647–1874

St Nikolai
Germany
Hamburg
147.3 / 483
Church
1874–1876
Due to aerial bombing in World War II the nave was demolished; only the spire remains.

Notre-Dame Cathedral
France
Rouen
151 / 500
Church
1876–1880

Cologne Cathedral
Germany
Cologne
157.4 / 516
Church
1880–1884

Washington Monument
United States
Washington, D.C.
169.3 / 555
Monument
1884–1889

Eiffel Tower
France
Paris
300.6 / 986
Tower
1889–1930
Currently stands at a height of 324 metres (1,063 ft).

Chrysler Building
United States
New York City
319 / 1,046
Skyscraper
1930–1931

Empire State Building
United States
New York City
448 / 1,472
Skyscraper
1931–1967

Ostankino Tower
Russia
Moscow
540 / 1,772
Tower
1967–1976

CN Tower
Canada
Toronto
553 / 1,815
Tower
1976–2007

Burj Khalifa
United Arab Emirates
Dubai
829.8 / 2,722
Skyscraper
2007–present
Topped-out on 17 January 2009

Given this table, what is the content of the cell situated at row 8 and column 6? Show the cell value in the JSON format {"row_id":"m", "column_id":"n", "cell_value":"<Corresponding Cell Value>"}.

The target cell value in row 8 and column 6 is {"row_id":"8", "column_id":"6", "cell_value":"1880–1884"}.