Color classification
Black [five layers and six pots] [interlayer mesh, strong bearing]]
Black [three layers and four pots] [interlayer mesh, strong bearing]]
White [four layers and five pots] [interlayer mesh, strong bearing]]
Black [four layers and five pots] [interlayer mesh, strong bearing]]
White [five layers and six pots] [interlayer mesh, strong bearing]]
White [six layers and seven pots] [interlayer mesh, strong bearing]]
Black [six layers and seven pots] [interlayer mesh, strong bearing]]
White [seven layers and eight pots] [interlayer mesh, strong bearing]]
Black [seven layers and eight pots] [interlayer mesh, strong bearing]]
White [eight layers and nine basins] [interlayer mesh, strong bearing]]
Black [eight layers and nine pots] [interlayer mesh, strong bearing]]