[Retros] Die Schwalbe Heft 225

[Joost de Heer]

> MCC chess: "Michel Caillaud Christmas theme". Unfortunately I don't have this 

> theme, so I don't know what this means exactly.


And a bit of searching revealed that this theme is 'Multicaptures': A 
piece (including royal piece) can be captured only if it is directly 
attacked in at least in 2 ways. Otherwise, it is invulnerable.

Joost