实体框架元数据LINQ（从C＃转换为VB.NET）

I've got a query in C# that is working for me to query the metadata for the Entity Framework. I need to convert it to VB.NET, but I'm struggling to convert the AS keyword to "cast" meta to System.Data.Metadata.Edm.EntityType. I've tried TryCast, CType, Cast, etc.I've got a query in C# that is working for me t