private static void Main(string[] args)
        {
            EntityManager entityManager = new EntityManager();
            entityManager.AddComponentPool<Position>();
            entityManager.AddComponentPool<MovementSpeed>();

            entityManager.AddSystem(new Movement(entityManager));

            Guid playerId = entityManager.CreateEntity();
            entityManager.AddComponentToEntity(playerId, new Position() { X = 4, Y = 13 });
            entityManager.AddComponentToEntity(playerId, new MovementSpeed() { Value = 1 });

            Guid firstDragonId = entityManager.CreateEntity();
            entityManager.AddComponentToEntity(firstDragonId, new Position() { X = 30, Y = 100 });
            entityManager.AddComponentToEntity(firstDragonId, new MovementSpeed() { Value = 5 });

            Console.WriteLine("### 1. Update ###");

            foreach (ISystem system in entityManager.Systems)
            {
                system.UpdateCacheEntities();
            }

            Console.WriteLine("### 2. Update ###");

            entityManager.RemoveComponentFromEntity<Position>(firstDragonId);

            foreach (ISystem system in entityManager.Systems)
            {
                system.UpdateCacheEntities();
            }

            Console.WriteLine("### 3. Update ###");

            entityManager.AddComponentToEntity(firstDragonId, new Position() { X = -55440, Y = -95544 });

            foreach (ISystem system in entityManager.Systems)
            {
                system.UpdateCacheEntities();
            }

            Console.WriteLine("### 4. Update ###");

            Guid secondDragonId = entityManager.CreateEntity();
            entityManager.AddComponentToEntity(secondDragonId, new Position() { X = 30, Y = 100 });
            entityManager.AddComponentToEntity(secondDragonId, new MovementSpeed() { Value = 5 });

            foreach (ISystem system in entityManager.Systems)
            {
                system.UpdateCacheEntities();
            }

            Console.WriteLine("### 5. Update ###");

            foreach (ISystem system in entityManager.Systems)
            {
                system.UpdateCacheEntities();
            }

            Console.ReadLine();
        }