Java Edition 17w49a

17w49a is the ninth snapshot released for 1.13.

Additions

 * Tags
 * Items & blocks can be "tagged" with an ID.
 * Block tags can be used when testing for blocks in the world.
 * Items tags can be used when testing for items in inventories.
 * Tags are created using data packs in  or.
 * For example:
 * This will create a block tag called.
 * The json file contains a list of all blocks that should be "tagged".
 * There are two default tags for both the item form and the block form:  for all wool blocks and   for all wood plank blocks.

Changes

 * Recipes
 * Recipes can now refer to a tag instead of an item.