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:
| Team | Manager | Captain | Kit manufacturer | Shirt sponsor |
| --- | --- | --- | --- | --- |
| Arsenal | George Graham | Tony Adams | Adidas | JVC |
| Aston Villa | Ron Atkinson | Kevin Richardson | Umbro | Mita Copiers |
| Blackburn Rovers | Kenny Dalglish | Tim Sherwood | Asics | McEwan's Lager |
| Chelsea | David Webb | Andy Townsend | Umbro | Commodore International |
| Coventry City | Bobby Gould | Brian Borrows | Ribero | Peugeot |
| Crystal Palace | Steve Coppell | Geoff Thomas | Bukta (until December) Ribero (from December) | Tulip Computers NV |
| Everton | Howard Kendall | Dave Watson | Umbro | NEC |
| Ipswich Town | John Lyall | John Wark | Umbro | Fisons |
| Leeds United | Howard Wilkinson | Gordon Strachan | Admiral | Admiral |
| Liverpool | Graeme Souness | Mark Wright | Adidas | Carlsberg Group |
| Manchester City | Peter Reid | Terry Phelan | Umbro | Brother Industries |
| Manchester United | Alex Ferguson | Bryan Robson | Umbro | Sharp |
| Middlesbrough | Lennie Lawrence | Alan Kernaghan | Admiral | Imperial Chemical Industries |
| Norwich City | Mike Walker | Bryan Gunn | Ribero | Norwich and Peterborough |
| Nottingham Forest | Brian Clough Category:Articles with hCards | Stuart Pearce | Umbro | Shipstones (home), Labatts (away) |
| Oldham Athletic | Joe Royle | Mike Milligan | Umbro | JD Sports |
| QPR | Gerry Francis | David Bardsley | Brooks Running | Classic FM |
| Sheffield United | Dave Bassett | Brian Gayle | Umbro | Laver |
| Sheffield Wednesday | Trevor Francis | Nigel Pearson | Umbro | Sanderson |
| Southampton | Ian Branfoot | Matt Le Tissier | Admiral | Draper Tools |
| Tottenham Hotspur | Doug Livermore Ray Clemence | Gary Mabbutt | Umbro | Holsten |
| Wimbledon | Joe Kinnear | John Scales | Admiral | No sponsor |
Question:
Who is the shirt sponsor for Captain Geoff Thomas' team?
Answer:
Tulip Computers NV