Shanghai is an enjoyable mahjong solitaire game.
Shanghai is a classic mahjong solitaire experience.
The goal of the game is to clear all matching pairs of tiles.
Tiles must have an open space on the left or right, and also be unobstructed from above.
In most situations, you need to match tiles exactly to remove them.
However, there are two special exceptions: you can freely pair any two flower or season tiles.
