3) example
[Tibor K]

2.Rg4! It is not that simple to find the right place for the king. Well done if you did. 2...Te6

3.Rh5! The king on f5 would block the diagonal. 3...Tg6 The king can leave the f8 unguarded. 4.Da3 Te6

5.Db4 White queen drops the tempo on the diagonal. It is easy to do, because there are three squares available on it. 5...Tg6

6.De4+ Te6

7.Dxe6+ fxe6 8.Rh6 1-0