diff --git a/predicate/entity.go b/predicate/entity.go
index ab79ec5..447c93d 100644
--- a/predicate/entity.go
+++ b/predicate/entity.go
@@ -1,15 +1,35 @@
 package predicate
 
+type minMaxInt struct {
+	Min int
+	Max int
+}
+
+type minMaxDouble struct {
+	Min float64
+	Max float64
+}
+
 type Entity struct {
 	type_ []string
 	// components
-	distance   Distance
-	effects    []Effect
-	equipement []Equipement
-	flags      EntityFlag
-	location   Location
-	nbt        string
-	passenger  *Entity
+	distance           Distance
+	effects            []Effect
+	equipement         []Equipement
+	flags              EntityFlag
+	location           Location
+	nbt                string
+	passenger          *Entity
+	slots              []Slot
+	steppingOn         Location
+	movementAffectedBy Location
+	team               string
+	targetedEntity     *Entity
+	vehicle            *Entity
+	movement           Movement
+	periodicTick       int
+	// predicates
+
 }
 
 type Distance struct {
@@ -84,12 +104,20 @@ type Location struct {
 	Structures []string
 }
 
-type minMaxInt struct {
-	Min int
-	Max int
+type Slot struct {
+	Range string
+	Items []string
+	Count minMaxInt
+	// Components
+	// Predicatess
 }
 
-type minMaxDouble struct {
-	Min float64
-	Max float64
+type Movement struct {
+	X               minMaxDouble
+	Y               minMaxDouble
+	Z               minMaxDouble
+	Speed           minMaxDouble
+	HorizontalSpeed minMaxDouble
+	VerticalSpeed   minMaxDouble
+	FallDistance    minMaxDouble
 }