(<CJK RADICAL GRASS ONE>): Unify UU+8279.

(<CJK RADICAL GRASS ONE>): Unify UU+8279.
(<CJK RADICAL GRASS TWO>): Unify CU+8279.
(<CJK RADICAL GRASS THREE>): Unify JU+FA5D.
(<CJK RADICAL SIMPLIFIED WALK>): Unify UU+8FB6; use
`<-simplified@component' instead of `<-simplified' for <CJK RADICAL
WALK ONE>.