Puffing Billy Categories
Category	Games
1	Ticket to Ride and all Ticket variants
2	Railroad Tycoon, Union Pacific, Streetcar, Metro, TransAmerica, Underground
3	1830, 1825, 18AL, 18GA, and all other 4 hour 18xx games
4	1835, 1856, 1870, and all other 5 hour or longer 18xx games
5	Eurorails, Empire Builder, North American Rails, Iron Dragon, Lunar Rails
6	British Rails, Australian Rails, Nippon Rails, India Rails, Russian Rails
7	Express, Freight Train, Station Master, Hell Rails
8	Silverton, Rail Baron, Age of Steam
9	Railway Rivals, Dampfross, Tracks to Telluride, Tracks to Titicaca, Trainsport,
	Stephensons Rocket, Lancashire Rails, Prairie Rails, Pacific NW Rails