round                             date (s)     clubs from the previous round  clubs involved  fixtures
0       first round                     3 september 2006                              none             127        60
1      second round                    24 september 2006   60 winners from the first round             122        56
2       third round                11 - 12 november 2006  56 winners from the second round              81        40
3      fourth round  21 december 2006 6 - 7 january 2007       40 winners from third round              57        28
4       fifth round                      21 january 2007      28 winners from fourth round              27        13
5       sixth round                     10 february 2007       13 winners from fifth round              15         7
6  quarter - finals       28 february 2006 25 march 2007        7 winners from sixth round               8         4
7     semi - finals                   18 - 19 april 2007  4 winners from the quarterfinals               4         2
8             final                          27 may 2007     2 winners from the semifinals               2         1

Table as JSON:
{"round":{"0":"first round","1":"second round","2":"third round","3":"fourth round","4":"fifth round","5":"sixth round","6":"quarter - finals","7":"semi - finals","8":"final"},"date (s)":{"0":"3 september 2006","1":"24 september 2006","2":"11 - 12 november 2006","3":"21 december 2006 6 - 7 january 2007","4":"21 january 2007","5":"10 february 2007","6":"28 february 2006 25 march 2007","7":"18 - 19 april 2007","8":"27 may 2007"},"clubs from the previous round":{"0":"none","1":"60 winners from the first round","2":"56 winners from the second round","3":"40 winners from third round","4":"28 winners from fourth round","5":"13 winners from fifth round","6":"7 winners from sixth round","7":"4 winners from the quarterfinals","8":"2 winners from the semifinals"},"clubs involved":{"0":127,"1":122,"2":81,"3":57,"4":27,"5":15,"6":8,"7":4,"8":2},"fixtures":{"0":60,"1":56,"2":40,"3":28,"4":13,"5":7,"6":4,"7":2,"8":1}}