Enact a new rule, “Board and Pieces”:-

Mornington Crescent is a board game played on the London Underground map as it exists at http://blognomic.com/images/tubemap.gif. The Board consists of a number of Stations situated on a number of Lines.

Each Player has a Piece, the location of which is tracked in the GNDT as “Location”. A Piece’s location may either be “Off the Board” (notated as “-”), or at a single Station. All Players’ Pieces begin located Off the Board.

Enact a new rule, “Mornington Crescent”:-

If a single Player’s Piece is located at Mornington Crescent, that Player has achieved victory.

Mornington Crescent is Locked. A Piece may not be moved to a Station which is Locked.