❔ query all items that match both properties.

List<Tuple<int, string>> desiredValues = new List<Tuple<int, string>>() {};

desiredValues.Add(new Tuple(5, "abc"));
desiredValues.Add(new Tuple(8, "xyz"));
desiredValues.Add(new Tuple(10, "hjk"));


class MyCollectionItem {
    public int Score {get; set;}
    public string PlayerName {get; set;}
}

List<Tuple<int, string>> desiredValues = new List<Tuple<int, string>>() {};

desiredValues.Add(new Tuple(5, "abc"));
desiredValues.Add(new Tuple(8, "xyz"));
desiredValues.Add(new Tuple(10, "hjk"));


class MyCollectionItem {
    public int Score {get; set;}
    public string PlayerName {get; set;}
}