The Berlin defense of the Ruy Lopez was played by the likes of Steinitz and Lasker.
[FEN ""] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6
However, it soon disappeared out of the play of World Champions and they rarely played it, before Kramnik revived it. What were the reasons for this? Was it merely a matter of the taste of the positions resulting from the Berlin or was the Berlin considered to be bad for Black after the period of Lasker?