IEnumerable`1 :: source == <NULL>
IEnumerable`1 :: <>3__source == System.Linq.Enumerable+<SelectIterator>d__d`2[System.String,System.String[]]
Func`2 :: selector == <NULL>
Func`2 :: <>3__selector == System.Func`2[System.String[],SQLDesignerInput.Program+TableRelationship]
String[] :: <element>5__e == <NULL>
IEnumerator`1 :: <>7__wrapf == <NULL>