Question: Masakatsu Ueda is a MMA fighter who is a blue belt under the martial artist who teaches which two disciplines?
Sentence (from "Yuki Nakai"): He is the founder of the Paraestra Shooto Gym and coaches fighters such as PRIDE and DREAM stand out Shinya Aoki, who also earned his A-Class Shoot wrestler's rank and his BJJ black belt from Nakai.
Relevant evidence: No