LOS ANGELES—Warriors coach Steve Kerr is a curious as any NBA observer to see how former league MVP Russell Westbrook blends with incumbent Lakers stars LeBron James and Anthony Davis as part of the latest “Big Three” to chase a championship together in Los Angeles. Kerr was on the visitors’ bench when the Lakers’ star-studded, veteran trio played together for the first time this preseason on Tuesday night, when all three scored in double digits during the first three quarters of a 111-99 loss to Golden State. “It’s a fascinating combination and all three have been amazing players,” Kerr said. “To see how it all works together I’m sure is something the whole league will be interested in.” Kerr recalled being a TV analyst when James joined his first “Big Three” in Miami with Dwyane Wade and Chris Bosh in 2010, and how much better Wade and James in particular …