Campfire by rnd (attempt to make gameplay more tactical)

Background story: You find yourself on cold planet. To warm up you need to place campfire or you will freeze.

Campfire is built with 2 cobble (cobble,empty,cobble) it can be lighted using tree fuel by punching it. It needs to be built within 10 block distance to other active campfire owned by you or ADMIN or it wont be possible to light it up.

You need to be close to active campfire owned by you or ADMIN or you start loosing health. After you die you have 1 free minute to get to campfire or your bones. Any player can dig unprotected active campfire but they cant dig campfire owned by ADMIN.