Seems like nested tuples are inferred wrongly when type-casted.
  ```
  type mismatch
     Expected (list a)
          Got integer
  ```
						
					
				
			 | 
			||
|---|---|---|
| .. | ||
| foo.ak | ||
				
					
						
							Seems like nested tuples are inferred wrongly when type-casted.
  ```
  type mismatch
     Expected (list a)
          Got integer
  ```
						
					
				
			 | 
			||
|---|---|---|
| .. | ||
| foo.ak | ||