1 Block{minecraft:lava}[level=0]
2 Block{minecraft:air}
3 Block{minecraft:netherrack}
4 Block{minecraft:nether_bricks}
5 Block{minecraft:nether_quartz_ore}
6 Block{minecraft:fire}[age=0,east=false,north=false,south=false,up=false,west=false]
7 Block{minecraft:cave_air}
