Table:
Eric Lau

Lau in 2014

Background information
Born	(1981-11-10) November 10, 1981 (age 43)
Origin	London, United Kingdom
Genres	Hip-Hop, R&B, Soul
Years active	2005 – present
Labels	Fat City Recordings, Kilawatt, Ubiquity Records

Website	[1]

Tell me the row and column numbers of the shown table. Output the final answer as JSON in the format {"row_number": "m", "column_number": "n"}.

This table has 7 rows and 4 columns. Thus, the final answer is {"row_number": "7", "column_number": "4"}.