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 | Outgoing manager | Manner of departure | Date of vacancy | Incoming manager | Date of appointment | Position in table |
| --- | --- | --- | --- | --- | --- | --- |
| Milton Keynes Dons | Paul Ince | Resigned | 16 April 2010 | Karl Robinson | 10 May 2010 | Pre-season |
| Plymouth Argyle | Paul Mariner | Became head coach | 6 May 2010 | Peter Reid | 24 June 2010 | Pre-season |
| Notts County | Steve Cotterill | End of contract | 27 May 2010 | Craig Short | 4 June 2010 | Pre-season |
| Southampton | Alan Pardew | Sacked | 30 August 2010 | Nigel Adkins | 12 September 2010 | 21st |
| Notts County | Craig Short | Sacked | 24 October 2010 | Paul Ince | 28 October 2010 | 16th |
| Bristol Rovers | Paul Trollope | Sacked | 15 December 2010 | Dave Penney | 10 January 2011 | 21st |
| Walsall | Chris Hutchings | Sacked | 4 January 2011 | Dean Smith | 21 January 2011 | 24th |
| Charlton Athletic | Phil Parkinson | Sacked | 4 January 2011 | Chris Powell | 14 January 2011 | 5th |
| Peterborough United | Gary Johnson | Mutual consent | 10 January 2011 | Darren Ferguson | 12 January 2011 | 7th |
| Bournemouth | Eddie Howe | Signed by Burnley | 16 January 2011 | Lee Bradbury | 28 January 2011 | 4th |
| Sheffield Wednesday | Alan Irvine | Sacked | 3 February 2011 | Gary Megson | 4 February 2011 | 12th |
| Brentford | Andy Scott | Sacked | 3 February 2011 | Nicky Forster | 1 March 2011 | 19th |
| Swindon Town | Danny Wilson | Resigned | 2 March 2011 | Paul Hart | 3 March 2011 | 22nd |
| Notts County | Paul Ince | Mutual consent | 3 March 2011 | Martin Allen | 11 April 2011 | 19th |
| Bristol Rovers | Dave Penney | Sacked | 7 March 2011 | Paul Buckle | 30 May 2011 | 23rd |
Question:
What was the manner of departure for notts county with an incoming manager of martin allen
Answer:
Mutual consent