And the answers are...
1) Graeme Dott lost in four ranking event finals before winning a title.
2) Jim Donnelly was the first Scot to play at the Crucible, in 1982.
3) Lawrie Annandale refereed the 1998 World Championship final.
4) John Higgins beat Ken Doherty to win his first Masters title.
5) Stephen Maguire is the youngest player to compile a 147 break in a ranking tournament.