Well, it is something I had not seen before. And the principle is quite generally applicable.
The new version of the Interactive Diagram script, which allows tinkering with the generated moves by a user-supplied JavaScript routine, should make it rather easy to implement this variant, even though it is not standard. I'll have a look at it.
Well, it is something I had not seen before. And the principle is quite generally applicable.
The new version of the Interactive Diagram script, which allows tinkering with the generated moves by a user-supplied JavaScript routine, should make it rather easy to implement this variant, even though it is not standard. I'll have a look at it.