1. White to Move Immediately
Black has just played ...d7-d5. Can White play exd6 en passant?
No. En passant is only legal on the move immediately after the enemy pawn advances two squares from its starting square and lands beside your pawn. If you play any other move first, that en passant chance is gone.
Legal timing: your opponent just moved a pawn two squares and it landed next to your eligible pawn.
Expired timing: any other move happened after that two-square pawn advance.
Memory trick: en passant is a reply, not a stored capture you can use later.
En passant exists because a pawn's first two-square move would otherwise let it slip past an enemy pawn that controlled the skipped square. The capture treats the pawn as if it had moved only one square, but only for the immediate reply.
If you choose a different move, the game continues from the new position and the special right expires. The pawns may still look tempting side by side, but the previous move is no longer the required two-square pawn advance.
This is why online boards sometimes seem strict: they remember the exact previous move, not just the visible pawn placement.
Choose whether en passant is available now. Show reveals the legal capture, expired attempt, or other failing condition.
1. White to Move Immediately
Black has just played ...d7-d5. Can White play exd6 en passant?
2. Same Pawns, But Too Late
The pawns are still on e5 and d5, but Black's latest move was ...Kf8.
3. Black to Move Immediately
White has just played e2-e4. Can Black play dxe3 en passant?
4. The Pawn Moved One Square
Black just moved ...d7-d6. Is exd6 en passant?
5. White Pawn on Wrong Rank
Black has just played ...d7-d5, but White's pawn is on e4.
6. Two Pawns Can Choose
After ...d7-d5, White has pawns on c5 and e5. Is en passant available?
7. Timing Right, King Unsafe
Black just played ...d7-d5, but the e5-pawn shields the white king from a rook.
8. Optional, But It Expires
Black has just played ...g7-g5. Can White play hxg6 en passant?
| Situation | En passant? | Reason |
|---|---|---|
| Opponent just moved a pawn two squares beside your eligible pawn. | Yes, if your king remains safe. | This is the immediate reply window. |
| You make another move first. | No. | The opportunity expires after one move. |
| The pawn moved only one square. | No. | That may be an ordinary capture, not en passant. |
| The capture exposes your own king. | No. | All chess moves must leave your king safe. |
No. En passant is only legal on the move immediately after the enemy pawn advances two squares and lands beside your pawn. If you make another move instead, that en passant chance disappears.
En passant is available for one move only: the immediate reply to the opponent's two-square pawn advance. It is not a continuing right. The trainer shows the same pawn shape with the right active and expired.
No. If you wait one move, you can no longer capture that pawn en passant. You may still make an ordinary legal move, but the special capture is gone.
No. The visible pawns being side by side is not enough. The previous move must be the opponent's two-square pawn advance.
Yes. It must be played on the very next move by the side that has the capturing pawn. That timing rule is what stops the two-square pawn move from avoiding capture only temporarily.
Yes, en passant is optional. You may choose another legal move, but choosing another move gives up that specific en passant opportunity permanently.
No. White can capture en passant only immediately after a black pawn moves two squares from its starting rank and lands beside a white pawn on White's fifth rank. If White delays, the right expires.
No. Black has the same timing rule. Black can capture en passant only immediately after a white pawn moves two squares and lands beside a black pawn on Black's fourth rank.
Then en passant is not available. A one-square pawn move can sometimes be captured normally if it lands on a diagonal capture square, but that is not en passant.
That is too late. En passant depends on the immediately preceding move, not on whether the pawn once made a two-square advance.
Only if the opponent's immediately previous move was the two-square pawn move and the en passant capture legally answers the position. If another move has occurred, the en passant timing has expired.
Yes, if the capture is available immediately and the resulting position leaves your king safe. En passant can remove a checking pawn or block a line, but the timing rule still applies.
Only if the resulting position does not leave its own king in check. Timing can be correct while king safety still makes the capture illegal. The trainer includes a pinned-pawn example.
Yes. If a two-square pawn move lands between two eligible enemy pawns, either pawn may capture en passant on the immediate reply. The player chooses one; the chance is still only for that move.
Because the server tracks the previous move. If any move has happened after the two-square pawn advance, the en passant target is gone. Check timing before assuming the board is wrong.
No. En passant is an official pawn capture. It feels unusual because the captured pawn is removed from a square the capturing pawn does not land on, but the one-move timing rule is part of standard chess.
Use this checklist: the enemy pawn just moved two squares, it landed beside your pawn, your pawn is on the correct rank, you reply immediately, and your king remains safe after the capture.
Next study the full en passant rule, pawn movement, pawn promotion, pinned-piece king safety, and the 50-move rule. Those topics connect special pawn moves with practical legality checks.
Once the special pawn rules are clear, tactics become easier to calculate cleanly.
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