Sekinin barai: Difference between revisions

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Due to the criteria for recognizing sekinin barai, the precedential three kans must already exist, and the fourth kan will always be a daiminkan.
Due to the criteria for recognizing sekinin barai, the precedential three kans must already exist, and the fourth kan will always be a daiminkan.


: {{#mjt:3s}}, last: {{#mjt:44'44s}}, formers: {{#mjt:11'11s}} {{#mjt:6'666s}} {{#mjt:666'z}}
: {{#mjt:3s}}, last: {{#mjt:44'44s}}, formers: {{#mjt:11'11s}} {{#mjt:6'666s}} {{#mjt:666'z}}, added kan {{#mjt:6z}} afterwards
: Toimen doesn't become liable, his melding doesn't confirm a suukantsu, even with a possibility of hatsu kan afterwards. <ref group="note" name="note 1">
: Toimen doesn't become liable, the melding doesn't confirm a suukantsu at that moment, even with an added kan afterwards which completed suukantsu. <ref group="note" name="note 1">
Tenhou used to suggest [http://tenhou.net/0/?log=20070224gm-000b-0000-6388336d&tw=3&ts=5 such controversal liability relationship] in early years. This rule was soon deprecated after then.
Tenhou used to suggest [http://tenhou.net/0/?log=20070224gm-000b-0000-6388336d&tw=3&ts=5 such controversal liability relationship] in early years. This rule was soon deprecated after then.
</ref>
</ref>
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: Kamicha doesn't become liable, suukantsu is not completed yet at the moment when he discarded 2-pin. It was a pon of 2-pin and the hand is only a sankantsu, even though an added kan of 2-pin happens afterwards.
: Kamicha doesn't become liable, suukantsu is not completed yet at the moment when he discarded 2-pin. It was a pon of 2-pin and the hand is only a sankantsu, even though an added kan of 2-pin happens afterwards.


Though such pao rule is not commonly used, as the fact that it is hard for opponents to figure out which tile was exactly needed to complete suukantsu. That being said, even though they clearly know they should prevent to complete a fourth kan by avoiding discarding raw unpaired tiles, this may still mean a plenty of choices, unlike the other yakumans which usually have clear alternatives and can be easily avoided.
Though such pao rule is not commonly used, as in fact it's hard for opponents to figure out which tile was exactly needed to complete suukantsu. That being said, even though the opponents clearly know they should prevent to feed a fourth kan by avoiding discarding raw unpaired tiles, this may still lead to a plenty of uncertain choices, while unlike the other yakumans they usually have specific alternatives and can be easily avoided.


== Sekinin barai for rinshan kaihou ==
== Sekinin barai for rinshan kaihou ==