user: Question: Who is the UK co-presenters that have Joe Swash as a co-presenter of the series Eleven (2011)?
Columns: ['Series', 'Main presenter', 'Co-presenter', 'Comedian', 'UK co-presenter']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['One (2002)', 'Louise Loughman', 'N/A', 'N/A', 'N/A']
SQL:

assistant: SELECT "UK co-presenter" FROM "Table" WHERE "Co-presenter" = 'Joe Swash' AND "Series" = 'Eleven (2011)';