anchor.diff:  15,0,"ironore,iron_ore,oreiron,ore_iron"
   16,0,"coalore,coal_ore,orecoal,ore_coal"
   17,0,"wood,log,oakwood,oaklog"
  -17,1,"redwood,redwoodlog,redlog,pine,pinelog,pinewood"
  +17,1,"pine,pinelog,pinewood,spruce,sprucelog,sprucewood"
   17,2,"birchwood,birchlog,birch"
  -18,0,"leaves"
  -18,1,"pineleaves"
  +18,0,"leaves,oakleaves"
  +18,1,"spruceleaves,pineleaves"
   18,2,"birchleaves"
   18,3,"jungleleaves"
   19,0,"sponge"
  
positive.code: 3,0,"dirt,dirtblock"
  4,0,"cobble,cobblestone"
  5,0,"plank,wooden_plank,plankwood"
  5,1,"pinewood,pineplanks"
  5,2,"birchwood,birchplanks"
  5,3,"junglewood,jungleplanks"
  6,0,"sapling"
  6,1,"redwoodsapling,pinesapling"
  6,2,"birchsapling"
  6,3,"junglesapling"
  7,0,"bedrock"
  
negative.code: 125,2,"birch_wood_slab_double,birchwoodslabdouble"
  125,3,"jungle_wood_slab_double,junglewoodslabdouble"
  126,0,"oak_wood_slab,oakwoodslab"
  126,1,"pine_wood_slab,pinewoodslab,sprucewoodslab,spruce_wood_slab"
  126,2,"birch_wood_slab,birchwoodslab"
  126,3,"jungle_wood_slab,junglewoodslab"
  127,0,"cocaplant,coca_plant,cocoaplant,cocoa_plant,cocoapod,cocoa_pod"
  