Vocabulary One space jump
You have one line between two stones you place towards the centre of the board. In this case, the move is called one spa...
Vocabulary
Vocabulary 
Vocabulary Knight move
The knight move is to place stones as a knight move of chess. See examples below.
A knight move is used when you atta...
Vocabulary Ladder
You can't escape from the ladder once you are in. It is waste of time if you try to get out of it. You will reach the si...