user: Question: What days held has 1 as the reign with Eden Black as the wrestlers?
Columns: ['Wrestlers', 'Reign', 'Days held', 'Location', 'Event']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Erin Angel', '1', '111', 'Eastleigh , Hampshire', 'A Night of Champions']
SQL:

assistant: SELECT "Days held" FROM "Table" WHERE "Reign" = '1' AND "Wrestlers" = 'Eden Black';