>>>
void main() {
  List<List> containsPointMatches = [
    [0, 0, isFalse],
    [1, 0, isFalse],
    [2, 0, isFalse],
    [3, 0, isFalse],
    [0, 1, isFalse],
    [1, 1, isTrue],
    [2, 1, isTrue],
    [3, 1, isFalse],
    [0, 2, isFalse],
    [1, 2, isTrue],
    [2, 2, isTrue],
    [3, 2, isFalse],
    [0, 3, isFalse],
    [1, 3, isFalse],
    [2, 3, isFalse],
    [3, 3, isFalse]
  ];
}
<<<
void main() {
  List<List> containsPointMatches = [
    [0, 0, isFalse],
    [1, 0, isFalse],
    [2, 0, isFalse],
    [3, 0, isFalse],
    [0, 1, isFalse],
    [1, 1, isTrue],
    [2, 1, isTrue],
    [3, 1, isFalse],
    [0, 2, isFalse],
    [1, 2, isTrue],
    [2, 2, isTrue],
    [3, 2, isFalse],
    [0, 3, isFalse],
    [1, 3, isFalse],
    [2, 3, isFalse],
    [3, 3, isFalse]
  ];
}