[使用: 工作台]

Polished Limestone Bricks * 6

↓

Polished Limestone Brick Stairs * 4

[使用: 切石机]

Polished Limestone Bricks * 1

↓

Polished Limestone Brick Stairs * 1

[使用: 切石机]

Limestone * 1

↓

Polished Limestone Brick Stairs * 1