--- /dev/null
+p.boxed.
+ One piece of each side hides a bomb,
+ which can be triggered instead of playing a move.
+
+p.
+ Each player secretly decides of a piece which will carry a bomb.
+ (Click on any piece at move 1).
+
+p.
+ At any time, instead of playing a move you may detonate the bomb:
+ bring the loaded piece onto your king.
+ On the diagrams below, bombs are placed at c2 and e4.
+
+figure.diagram-container
+ .diagram.diag12
+ | fen:r1bqk1nr/pppp1Qpp/8/2b1p3/2B1S3/2N5/PPoP1PPP/R1BK2NR:
+ .diagram.diag22
+ | fen:r1bqk1nr/pppp1Qpp/8/2b1p3/2B1S3/8/P4PPP/R5NR:
+ figcaption Not checkmate: explosion on c2 follows.
+
+p.
+ An explosion destroys everything a king step away from the bomb,
+ including the loaded piece. Explosion has priority over checkmate.
+
+h3 Source
+
+p
+ a(href="https://en.wikipedia.org/wiki/Beirut_chess") Beirut Chess
+ | . This variant is Stealthbomber on
+ a(href="fishrandom.io") fishrandom.io
+ | , and "Stealthbomb" here... why not :-)