Although the name of this defensive idea may be debatable (is it Lasker's or Philidor's 2nd?), the need to learn it is not! Today Grandmaster Khachiyan provides us with another example of what happens when even the best players in the world (and this time we really mean the best: Magnus Carlsen) misunderstand and therefore misplay basic rook endings. Memorize this pattern and and ascend to greater heights...
