Kingdom of Sorrow
Discography
Table:
Date of US Release

Title

Label

US Billboard Peak

February 19, 2008

Kingdom of Sorrow

Relapse Records

131

June 8, 2010

Behind the Blackest Tears

151

Based on the table that covers 'Kingdom of Sorrow' titled 'Discography', write a one-sentence description of the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.