Ladder escape fork

From HexWiki
Jump to: navigation, search

A forking move which creates a ladder escape.

Example

In the following position, Red has no edge template.

abcdefg1234567

The only option seems to be a ladder.

abcdefg12345671324

However, pushing the ladder too much is useless, and it actually enables Blue to win.

abcdefg1234567135246

Red needs the two pieces at the top right hand-corner of the board. Red pushes the ladder just enough to use a ladder escape fork. Piece number 3 is called the pivot piece. It threatens to connect to the top group and acts as a ladder escape as well.

abcdefg1234567132

See also