A chow does not score, so it is only useful in that it may allow a player to call
Only one chow is allowed in a hand and it’s not allowed when there are only 3 players.
There are a number of special hands which, because they are unusual, score 500 or
1,000 points is the maximum that can be scored in any one hand so, not surprisingly,
a lot of luck is required to go out with such a hand.
Some of these special hands do not conform to the 4 sets and a pair described above
but, nevertheless, allow you to declare Mah-Jong. Collecting such hands is risky
because, if you are not successful, you could end up with a hand which is worth no