Kuralin

You complete Kuralin when the selected edges form one loop and every circle reports the required comparison between adjacent loop cells and adjacent outside cells. The engine evaluates the full position rather than relying on a visual shortcut or an unsupported solvability claim.

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How to play

You complete Kuralin when the selected edges form one loop and every circle reports the required comparison between adjacent loop cells and adjacent outside cells. The engine evaluates the full position rather than relying on a visual shortcut or an unsupported solvability claim.

  • Kuralin opens from a versioned seeded position built for a single loop whose neighbouring loop and non-loop cells must satisfy the majority or equality instruction carried by each circle. Its game ID, rules profile, and deal identity are stored together so restart recreates the same opening without a server request.
  • Every Kuralin action is checked against the current board, available material, and this defining restriction: all used vertices have degree two, while each circle's local majority test counts only orthogonally neighbouring cells. Invalid, stale, or post-terminal actions leave the position unchanged.
  • You complete Kuralin when the selected edges form one loop and every circle reports the required comparison between adjacent loop cells and adjacent outside cells. The engine evaluates the full position rather than relying on a visual shortcut or an unsupported solvability claim.

Strategy tips

  • A practical Kuralin plan is to preserve several legal continuations around a single loop whose neighbouring loop and non-loop cells must satisfy the majority or equality instruction carried by each circle. Use the deterministic hint to inspect one legal action, then compare how it affects the documented objective before committing.
  • A common Kuralin error is to ignore the boundary rule that all used vertices have degree two, while each circle's local majority test counts only orthogonally neighbouring cells. Undo is useful for studying that decision, while restart deliberately preserves the original seeded position.
  • Near the end of Kuralin, recount the remaining obligations needed until the selected edges form one loop and every circle reports the required comparison between adjacent loop cells and adjacent outside cells. Check the boundary rule after every final placement or transfer because terminal status is enforced immediately.

Complete guide

Rules, scoring, and strategy

Kuralin uses the independently implemented Nikoli Kuralin rules v1 profile (R449). Kuralin is a complete deterministic browser game whose distinct rules centre on a single loop whose neighbouring loop and non-loop cells must satisfy the majority or equality instruction carried by each circle.

Setup and opening position

Kuralin opens from a versioned seeded position built for a single loop whose neighbouring loop and non-loop cells must satisfy the majority or equality instruction carried by each circle. Its game ID, rules profile, and deal identity are stored together so restart recreates the same opening without a server request.

Legal moves and game flow

Every Kuralin action is checked against the current board, available material, and this defining restriction: all used vertices have degree two, while each circle's local majority test counts only orthogonally neighbouring cells. Invalid, stale, or post-terminal actions leave the position unchanged.

Winning and terminal positions

You complete Kuralin when the selected edges form one loop and every circle reports the required comparison between adjacent loop cells and adjacent outside cells. The engine evaluates the full position rather than relying on a visual shortcut or an unsupported solvability claim. Near the end of Kuralin, recount the remaining obligations needed until the selected edges form one loop and every circle reports the required comparison between adjacent loop cells and adjacent outside cells. Check the boundary rule after every final placement or transfer because terminal status is enforced immediately.

Practical strategy

A practical Kuralin plan is to preserve several legal continuations around a single loop whose neighbouring loop and non-loop cells must satisfy the majority or equality instruction carried by each circle. Use the deterministic hint to inspect one legal action, then compare how it affects the documented objective before committing. A common Kuralin error is to ignore the boundary rule that all used vertices have degree two, while each circle's local majority test counts only orthogonally neighbouring cells. Undo is useful for studying that decision, while restart deliberately preserves the original seeded position.

Questions players ask

What makes Kuralin a separate game?

Kuralin has its own runtime and save identity because its rules require a single loop whose neighbouring loop and non-loop cells must satisfy the majority or equality instruction carried by each circle.

Which Kuralin edge rule matters most?

all used vertices have degree two, while each circle's local majority test counts only orthogonally neighbouring cells.

Can a Kuralin position be reproduced?

Kuralin stores its game ID, rules version, and seeded deal identity. Those values recreate the same opening locally without promising that the position is forced or winnable.