Complex sentence: When Kramnik defeated Kasparov and inherited Kasparov's title, he also inherited some controversies because he was handpicked to play for the title after he had just lost the qualifying match against Alexei Shirov in 1998.
Split into simpler sentences: When Kramnik defeated Kasparov and inherited Kasparov's title, but he also inherited some controversies. Kramnik accepted and ended up playing the match despite his loss of the qualifying match against Alexei Shirov in 1998.