Common mistakes
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Direct answer
Most lost games at club level come from a short list: moving the same piece repeatedly in the opening, blocking your own horse, weakening the palace with careless advisor moves, and missing that a cannon needs exactly one screen. Each has a specific habit that fixes it.
In the opening
- Moving one piece again and again. Every move should bring something new into the game. If you have moved a cannon three times and your chariots are at home, you are behind whatever the position looks like.
- Leaving the chariots until last. The chariot is the strongest piece and the slowest to activate, because it needs a file opened for it. Plan the file before you need the piece.
- Blocking your own horse. A horse is stopped by a piece on the point it steps through. Beginners regularly place a soldier or an advisor exactly there and wonder why the horse has two moves.
In the middlegame
- Attacking with one piece. One attacker is not an attack. If the defender can meet a threat by moving one piece, nothing has been achieved and you have lost time.
- Forgetting the cannon needs a screen. This cuts both ways and both are common: counting a cannon attack that has no screen, and moving the screen that was holding your own attack together.
- Weakening the palace. Advisor and elephant moves change which points your general can use. Many mates only exist because the defender moved an advisor for no reason.
In the endgame
- Trading into a lost endgame. Equal material can be a loss if the defence is broken or if you keep the wrong piece. A cannon with no screens left cannot mate at all.
- Leaving your general at home. In the endgame the general is an attacking piece, because it controls the file opposite it. Walking it up is often the winning move.
- Checking without a plan. Aimless checks improve the defender's position and burn moves against the sixty move rule.
The habit that fixes most of them
Before each move, ask two questions. What did my opponent's last move attack, and what does my intended move stop defending. That is it. Most of the mistakes above are not failures of calculation, they are failures to look, and two questions asked every move catch the majority of them.
Related questions
What is the most common mistake in xiangqi?
Attacking with too few pieces. A single attacker can always be met by a single defender, so the attack achieves nothing and costs time that the opponent uses to develop.
Why do beginners lose to the Central Cannon?
Because they defend the central soldier without developing, and end up several moves behind. The standard answer is Screen Horses, which defends and develops with the same moves.
How do I stop blundering pieces?
Ask what the opponent's last move attacked before choosing your own. Most blunders are answers to a threat that was never noticed rather than mistakes in calculation.