Problem of the month: February 2017

A previously unreleased endgame problem based on an online game.

Better than a machine

TURN: BLACK
LEVEL: FOR ADVANCED PLAYERS

abalone-problem_feb2017-game27418-41y

This is the game 27418 from MiGs, white move 41. MLA at its highest level (Black) will win against our friend boulet (White), but only after 7 long moves (13 half moves).

You, who are more imaginative than a machine, will you able to do it in just 4 moves?
There are several possible solutions.

FightClub