user
Instruction
Answer the question based on the provided table.


Table
Table Title: Britain's Got Talent
Table Content:
| Series | Premiere | Finale | Winner | Runner-up | Third place | Host(s) | Judging panel | Guest judge(s) |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| One | 9 June 2007 | 17 June 2007 | Paul Potts | Damon Scott | Connie Talbot | Ant & Dec | Simon Cowell\nAmanda Holden\nPiers Morgan | N/A |
| Two | 12 April 2008 | 31 May 2008 | George Sampson | Signature | Andrew Johnston | Ant & Dec | Simon Cowell\nAmanda Holden\nPiers Morgan | N/A |
| Three | 11 April 2009 | 30 May 2009 | Diversity | Susan Boyle | Julian Smith | Ant & Dec | Simon Cowell\nAmanda Holden\nPiers Morgan | Kelly Brook |
| Four | 17 April 2010 | 5 June 2010 | Spelbound | Twist and Pulse | Kieran Gaffney | Ant & Dec | Simon Cowell\nAmanda Holden\nPiers Morgan | Louis Walsh |
| Five | 16 April 2011 | 4 June 2011 | Jai McDowall | Ronan Parke | New Bounce | Ant & Dec | Simon Cowell\nAmanda Holden\nDavid Hasselhoff\nMichael McIntyre | Louis Walsh |
| Six | 24 March 2012 | 12 May 2012 | Ashleigh and Pudsey | Jonathan and Charlotte | Only Boys Aloud | Ant & Dec | Simon Cowell\nAmanda Holden\nAlesha Dixon\nDavid Walliams | Carmen Electra |
| Seven | 13 April 2013 | 8 June 2013 | Attraction | Jack Carroll | Richard & Adam | Ant & Dec | Simon Cowell\nAmanda Holden\nAlesha Dixon\nDavid Walliams | N/A |
| Eight | 12 April 2014 | 31 May 2014 | TBA | TBA | TBA | Ant & Dec | Simon Cowell\nAmanda Holden\nAlesha Dixon\nDavid Walliams | Ant & Dec |
| Nine | 2015 | 2015 | TBA | TBA | TBA | Ant & Dec | TBA | TBA |


Question
in the beginning of the show thee were only 3 judges, but what series did the show change to 4 judges?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["Five"]