Favorable on Both Flanks

"Favorable on Both Flanks" is a Xiangqi (Chinese Chess) puzzle from the collection Chariot & Horse mates. Red moves first and wins in 7 moves; the key first move is H5+3. Below you will find the full solution, what each move achieves, where it could go wrong, and the alternative defences.

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Pieces on the board

Red has a General, a Chariot, a Horse. Black has a General, a Chariot, a Soldier.

Solution move by move

1. Red H5+3
Why it works–
What to watch out for
Not forcing: the defender has 17 replies, so compare each one before playing it.
1. Black K4=5
1. Black K4=5
2. Red H3+4 (check)
2. Black K5=6
2. Black K5=6
3. Red R7=4
Why it works–
What to watch out for
Not forcing: the defender has 16 replies, so compare each one before playing it.
3. Black R5-6
3. Black R5-6
4. Red H4-2 (check)
4. Black R5=6
4. Black R5=6
5. Red H2+4 (captures the Chariot)
Why it works
Wins material: takes the Chariot.
What to watch out for
Not forcing: the defender has 4 replies, so compare each one before playing it.
5. Black P4+1
5. Black P4+1
6. Red H4-6 (check, threatens mate next move, the only legal reply)
Why it works
Forcing: the opponent has only one reply, so the line cannot be avoided.
Creates an immediate mating threat that must be answered.
What to watch out forNo real drawback in this position.
6. Black K6=5
6. Black K6=5
7. Red R4+3 (checkmate)
Why it works
Ends the game: no legal reply remains.
What to watch out forNo real drawback in this position.
7. Red R4+3

Variations and alternative defences

The source manual records 2 variations. Each branch starts from the move number shown.

Variation 1, from move 1: K4+1 2. H3+5+ K4=5 3. H5+3+ Try it on the board
Variation 2, from move 2: 2. H3+4+ K4=5 3. H4+3+ Try it on the board

Final position

Red wins after 7 moves. The General has no legal move.

Questions about this puzzle

Who moves first in "Favorable on Both Flanks"?

Red moves first, as in every puzzle of Chariot & Horse mates.

How many moves does the solution take?

7 moves. The main line is shown above; alternative defences are covered in the variations section.

What is the key move?

The first move H5+3 starts the combination. Everything that follows depends on it.

Can I play this position myself?

Yes. Open it on ChessZing, where the board checks your moves and shows the solution if you get stuck.

← Previous puzzle: Chariot Hidden Behind the Horse Next puzzle: Caught Between Advance and Retreat →

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