B-603B B+P vs scB E-book: Bishop Endgames May 15, 2019June 27, 2020 GM Vlatko Kovacevic120 Here, nothing is achieved by promotion to a knight. … This content is for Premium members only. Subscribe Login Try for Free GM Vlatko KovacevicVlado Kovacevic is a chess grandmaster and an endgame expert. He very successfully competed on the national team. From 2000 – 2004, he acted as selector of the Croatian Men’s national team. He is also a well-known chess author.