Third line
See Invasion of third line three space extension
Fourth line
See
Mixed
PathsInvasionItinerary
Referenced byThreeSpaceExtensionMiddlegameJosekiTaxonomyOfJosekiInvasionsOnTheSideJosekiPages44PointLowApproac...BQM451SystematicJoseki/...posting:5614
HomepagesSteveKroonWarEagle