How and why does Google “know” Framber Valdez eats right handed?

"Valdez writes, eats and even hits (before the introduction of the universal designated hitter) with his right hand." apnews.com/article/mlb-...

Who's really left-handed? In baseball, it can be hard to tell

MLB and its history are dotted with men who played out of their natural handedness, a phenomenon that is seen occasionally in other sports but is a regular occurrence on the diamond.