Which Skobčevka breeds come in Sivokrila?

Club breed standards describe Sivokrila for the Skrilasta papagajka.

Skobčevka pattern

Sivokrila

Budgie mutation: gray wing markings instead of black, the body color diluted by about half.

2 Skobčevka breeds list Sivokrila. It is in a club standard for 2 breeds.

Breed	WBO	ABS	COM	BS UK
Skrilasta papagajka	Po standardu (“Greywing”)	Po standardu (“Greywing”)	Po standardu (“All Greywings of the Green series; All Greywings of the Blue series (inc. Yellowfaces)”)	Po standardu (“GREYWING”)
Skrilasta papagajkaSivokrila	Po standardu (“Greywing”)	Po standardu (“Greywing”)	Po standardu (“All Greywings of the Green series; All Greywings of the Blue series (inc. Yellowfaces)”)	Po standardu (“GREYWING”)