An integer N (1 ≤ N ≤ 100), representing some quantity or size.
An integer F (1 ≤ F ≤ 100), representing some criterion or threshold.
A list of N tuples, where each tuple contains:
  - An integer M (1 ≤ M ≤ 10), representing the number of items in the tuple.
  - A list of M strings, each string consists of 1 to 30 lowercase English letters, representing some items.

### Example Input:

```
5 2
3 bread milk banana
2 milk cornflakes
3 potato bread milk
4 cornflakes bread milk butter
2 potato bread
```

### Function Signature:
Write a function f(N, F, info) that takes in the input.
```python
def f(N: int, F: int, info: List[Tuple[int, List[str]]]):
    '''
    N: an integer
    F: an integer
    info: a list of tuples, each containing an integer and a list of strings
    '''
```