Kyle Shanahan disagrees with perception that he can’t win a big game

In the first 29 Super Bowls, the 49ers won five and lost none. In the next 29, they lost three and won none. Throw in coach Kyle Shanahan's role with the Falcons in an epic loss after blowing a 28-3 lead to the Patriots in Super Bowl LI, and a narrative has emerged that Shanahan and the 49ers can't win a big game.The narrative is palpable. A Tuesday article in the Wall Street Journal had this title: The Brilliant Coach Who Can't Stop Losing Big Games.So is it just bad luck, or does something go haywire for Shanahan when the brass ring, and the silver trophy, are within his grasp?"I mean, you'd love to fix perception because I would love to win one for what I know about football and I know if I fixed perception that means I did everything I wanted to do, which isn't to fix perception, it's to win a damn Super Bowl," Shanahan told reporters on Tuesday. "But I also know when you say 'big games,' we've had to win a bunch of big games to get to Super Bowls. We've won a lot of big games here. We've won a lot of big games to get into playoffs. The fact that we keep getting there shows you guys how much we've been able to win big games and I think you guys are aware of that. But these two...