diff --git a/README.md b/README.md
index d925c84..81182f9 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ There's some library in Go support you to create your Minecraft client or server
 - [x] Mojang authenticate
 - [x] Minecraft network protocol
 - [x] RCON protocol
-- [ ] World container / encoding
+- [ ] Saves decoding /encoding
 
 bot:  
 - [x] Swing arm
diff --git a/nbt/read.go b/nbt/read.go
index 9e35c54..a699605 100644
--- a/nbt/read.go
+++ b/nbt/read.go
@@ -290,6 +290,7 @@ func (d *Decoder) unmarshal(val reflect.Value, tagType byte, tagName string) err
 		}
 
 	case TagCompound:
+		var buf map[string]interface{}
 		switch vk := val.Kind(); vk {
 		default:
 			return errors.New("cannot parse TagCompound as " + vk.String())
@@ -315,8 +316,13 @@ func (d *Decoder) unmarshal(val reflect.Value, tagType byte, tagName string) err
 					}
 				}
 			}
+		case reflect.Map:
+			if !reflect.TypeOf(buf).AssignableTo(val.Type()) {
+				return errors.New("cannot parse TagCompound as " + vk.String())
+			}
+			fallthrough
 		case reflect.Interface:
-			buf := make(map[string]interface{})
+			buf = make(map[string]interface{})
 			for {
 				tt, tn, err := d.readTag()
 				if err != nil {
diff --git a/save/playerdata.go b/save/playerdata.go
index d84fdb6..fb74103 100644
--- a/save/playerdata.go
+++ b/save/playerdata.go
@@ -28,6 +28,7 @@ type PlayerData struct {
 	HurtTime        int16
 	Health          float32
 	HurtByTimestamp int32
+	PortalCooldown  int32
 
 	Invulnerable     byte
 	SeenCredits      byte `nbt:"seenCredits"`
@@ -35,6 +36,8 @@ type PlayerData struct {
 	Score            int32
 	AbsorptionAmount float32
 
+	Inventory, EnderItems []Item
+
 	XpLevel int32
 	XpP     float32
 	XpTotal int32
@@ -49,6 +52,7 @@ type PlayerData struct {
 		Base float64
 		Name string
 	}
+
 	Abilities struct {
 		FlySpeed     float32 `nbt:"flySpeed"`
 		WalkSpeed    float32 `nbt:"warkSpeed"`
@@ -58,6 +62,20 @@ type PlayerData struct {
 		MayBuild     byte    `nbt:"mayBuild"`
 		MayFly       byte    `nbt:"mayFly"`
 	} `nbt:"abilities"`
+
+	RecipeBook struct {
+		IsFilteringCraftable        byte `nbt:"isFilteringCraftable"`
+		IsFurnaceFilteringCraftable byte `nbt:"isFurnaceFilteringCraftable"`
+		IsFurnaceGUIOpen            byte `nbt:"isFurnaceGuiOpen"`
+		IsGUIOpen                   byte `nbt:"isGuiOpen"`
+	} `nbt:"recipeBook"`
+}
+
+type Item struct {
+	Count byte
+	Slot  byte
+	ID    string                 `nbt:"id"`
+	Tag   map[string]interface{} `nbt:"tag"`
 }
 
 func ReadPlayerData(r io.Reader) (data PlayerData, err error) {
diff --git a/save/testdata/playerdata/58f6356e-b30c-4811-8bfc-d72a9ee99e73.dat b/save/testdata/playerdata/58f6356e-b30c-4811-8bfc-d72a9ee99e73.dat
index c323fed..eac67ea 100644
Binary files a/save/testdata/playerdata/58f6356e-b30c-4811-8bfc-d72a9ee99e73.dat and b/save/testdata/playerdata/58f6356e-b30c-4811-8bfc-d72a9ee99e73.dat differ