
1) Chess problem
Found on
https://www.crosswordclues.com/clue/plachutta

a sacrificed white piece can be taken by two similarly-moving black pieces--whichever piece makes the capture, it interferes with the other. Essentially a pair of Holzhausen interferences (or a Wurzburg-Plachutta interference) brought about by a white sacrifice on the critical square.
Found on
http://en.wikipedia.org/wiki/Chess_problem_terminology

The Plachutta is a device found in chess problems: a white piece sacrifices itself on a square where it could be captured by one of two similarly moving black pieces (for example, a bishop and a queen moving along a diagonal, or two rooks) moving along a different line; whichever black piece captures, it interferes with the other. Plachutta theme ...
Found on
http://en.wikipedia.org/wiki/Plachutta
No exact match found.