Vladimir Oiunovich Oidupaa (Russian: Владимир Ойунович Ойдупаа , Tuvan: Ойдупаа Владимир Ойун оглу, "Oidupaa Vladimir Oiun oglu" ] , 6 September 1949 – 25 September 2013) was a Tuvan musician, who performed Kargyraa and played bayan. He is considered one of the leading figures in the contemporary Tuvan music.

Based on the paragraph above can we conclude that "Vladimir Oiunovich Oidupaa could speak 4 languages"?
It's impossible to say