Complex sentence: Games manufacturer Waddingtons helped by supplying editions of its Monopoly board game, and other games such as snakes and ladders, table tennis, chess sets and playing cards were used to smuggle in escape kits with hidden maps and other equipment.
Split into simpler sentences: Games manufacturer Waddingtons helped by supplying editions of its Monopoly board game, and other games. Snakes and ladders, table tennis, chess sets and playing cards were used to smuggle in escape kits with hidden maps and other equipment.