TRAINING WORKS. “After 20 rounds, “we found that people were really good at playing the game…On average, people were able to correctly identify the objects more than 70 percent of the time. And because each game involved a series of questions and answers before guessing the object, we found that people were actually able to correctly understand responses 93 percent of the time.”
http://health.usnews.com/health-news/articles/2015/09/23/experiment-shows-mind-reading-a-real-possibility