Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Club | Manager | Captain | Manufacturer | Sponsor |
| --- | --- | --- | --- | --- |
| Arsenal | Arsène Wenger | Cesc Fàbregas | Nike | Fly Emirates |
| Aston Villa | Martin O'Neill | Martin Laursen | Nike | Acorns |
| Blackburn Rovers | Sam Allardyce | Ryan Nelsen | Umbro | Crown Paints |
| Bolton Wanderers | Gary Megson | Kevin Davies | Reebok | Reebok |
| Chelsea | Guus Hiddink | John Terry | adidas | Samsung |
| Everton | David Moyes | Phil Neville | Umbro | Chang |
| Fulham | Roy Hodgson | Danny Murphy | Nike | LG |
| Hull City | Phil Brown | Ian Ashbee | Umbro | Karoo (H) / Kingston Communications (A, 3rd) |
| Liverpool | Rafael Benítez | Steven Gerrard | adidas | Carlsberg |
| Manchester City | Mark Hughes | Richard Dunne | Le Coq Sportif | Thomas Cook |
| Manchester United | Sir Alex Ferguson | Gary Neville | Nike | AIG |
| Middlesbrough | Gareth Southgate | Emmanuel Pogatetz | Erreà | Garmin |
| Newcastle United | Alan Shearer | Nicky Butt | adidas | Northern Rock |
| Portsmouth | Paul Hart | David James | Canterbury of New Zealand | Oki |
| Stoke City | Tony Pulis | Andy Griffin | Le Coq Sportif | Britannia |
| Sunderland | Ricky Sbragia | Dean Whitehead | Umbro | Boylesports |
| Tottenham Hotspur | Harry Redknapp | Ledley King | Puma | Mansion.com Casino & Poker |
| West Bromwich Albion | Tony Mowbray | Jonathan Greening | Umbro | none |
| West Ham United | Gianfranco Zola | Matthew Upson | Umbro | XL Holidays / SBOBET |
| Wigan Athletic | Steve Bruce | Mario Melchiot | Champion | JJB Sports |
Question:
Who is Dean Whitehead's manager?
Answer:
Ricky Sbragia