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Riichi: Difference between revisions
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→Kan: add extra kan note
m (→Kan: "currently" is wrong, since if it completes a sequence with the winning tile it still wouldn't be legal) |
m (→Kan: add extra kan note) |
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There are two major rule variations on kan legality: | There are two major rule variations on kan legality: | ||
* Kan is allowed unless one of the to-be-kanned tiles could be interpreted as a [[sequence]] or [[pair]] if a given winning tile is obtained. E.g. you cannot kan the 2/3/4 with 222333444 in hand, since it could be interpreted as three 234 sequences. | * Kan is allowed unless one of the to-be-kanned tiles could be interpreted as a [[sequence]] or [[pair]] if a given winning tile is obtained. E.g. you cannot kan the 2/3/4 with 222333444 in hand, since it could be interpreted as three 234 sequences. | ||
* Kan is allowed unless the kan would change the hand's waits. A 222333444 could be kanned, unless it would affect the final wait. | * Kan is allowed unless the kan would change the hand's waits. A 222333444 could be kanned, unless it would affect the final wait. In addition the kan must include the newly drawn tile, so you cannot kan a '5' in 555567 after drawing the 8. | ||
See [[Kan#Kan during riichi|Kan during riichi]] for more details. | See [[Kan#Kan during riichi|Kan during riichi]] for more details. | ||