Catch-up: World Snooker Championship - day one

1. Matches best of 19 frames
2. Result: Mark Selby 4-10 Joe Perry
3. End of session: Ali Carter 3-6 Graeme Dott
4. End of session: Kyren Wilson 7-2 Matthew Stevens
5. End of session: Ronnie O’Sullivan 3-6 Stephen Maguire
6. End of session: Marco Fu 3-6 Lyu Haotian

Perry knocks out champion Selby - best five shots

Champion Selby out in first round

Shamoon Hafez

BBC Sport at the Crucible Theatre

Shamoon Hafez

BBC Sport at the Crucible Theatre

Is champion Selby set for first-round exit?

'I believe I am the favourite to win the World Championships' - Ding Junhui

When can I watch today?

Settle in for a busy first day of coverage across BBC TV, the BBC Sport website and mobile app.

Live

13:45-16:35, BBC One

10:00-14:00 & 19:00-20:00, BBC Two (19:00-20:00 not available in Scotland and Northern Ireland)

10:00-13:00, 16:30-18:00 & 19:00-23:00, BBC Red Button

Tables One & Two, 10:00-14:00; 14:30-18:30; 19:00-23:00, BBC iPlayer, Connected TV and online

Highlights

00:05-00:55 - BBC Two

Extra

00:55-02:55 - BBC Two

Replays

13:00-14:30 & 18:00-19:00 - BBC Red Button

Rex Features

What is it?

The World Championship is snooker's biggest event and has been staged since 1927. It has been hosted in its modern form by Sheffield's Crucible Theatre since 1977.

It is one part of snooker's 'Triple Crown' events alongside the UK Championship and the Masters.

The event has seen some of the biggest names in snooker throughout the decades win the trophy, including Stephen Hendry (seven titles) and Ronnie O'Sullivan (five titles).

Getty Images

World Snooker Championship trophy

Last time out

Last year's final saw Mark Selby beat John Higgins 18-15 in a thrilling final to win the World Championship for the third time in four years.The world number one is only the fourth player after Steve Davis, Stephen Hendry and Ronnie O'Sullivan to claim back-to-back titles in the modern era.

Watch the moment Selby clinched third world title

Get inspired: How to get into snooker

Get Inspired

#GetInspired

Whether you choose to play competitively or socially, snooker is sure to get your brain working.

It requires skill and concentration and will improve your focus and hand-eye coordination.

Anyone can play regardless of age, gender or ability and it's not an expensive sport to get into.

Snooker is essentially a simple sport, once the rules of the game have been learnt - to do just that click here.

Get Inspired: How World Snooker is helping build confidence in the community