Just an idea...
![User Image](https://public5.tektek.org/img/av/1004/d08/0814/a47f734.png)
![User Image](https://public5.tektek.org/img/av/1004/d08/0855/6e39847.png)
From left to right:
top row: king, late queen, current queen
bottom row: crown princess, second princess, prince (the children of the late queen), third princess (the daughter of the current queen).
![User Image](https://public5.tektek.org/img/av/1004/d08/0800/2d50175.png)
![User Image](https://public5.tektek.org/img/av/1004/d08/0728/1aa5651.png)
![User Image](https://public5.tektek.org/img/av/1004/d08/0814/a47f734.png)
![User Image](https://public5.tektek.org/img/av/1004/d08/0833/0cda706.png)
![User Image](https://public5.tektek.org/img/av/1004/d07/0830/9a42307.png)
![User Image](https://public5.tektek.org/img/av/1004/d08/0845/20d7941.png)
![User Image](https://public5.tektek.org/img/av/1004/d08/0855/6e39847.png)
From left to right:
top row: king, late queen, current queen
bottom row: crown princess, second princess, prince (the children of the late queen), third princess (the daughter of the current queen).