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Solving `Passport Application` with Haskell
Using logic programming to beat the game
It's a cultural phenomenon in the UK: despite being quite expensive (about £100 just to start) for the standard online version (a masterpiece of minimalist design, entirely text-based), most British play the game, and do so every 10 years or so. The premise is to collect enough artefacts, scattered throughout various bureaucratic institutions, until you can prove the statement "Applicant is British" according to an extremely complex set of rules, written in arcane language, in various texts called "acts of parliament". So you have to play on "hard mode", e.g. birth abroad, which triggers some global "extra scrutiny" flag, which prevents the use of "Main Index" in all recursive calls.
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