Question: The Symphony No. 6 in B minor was first performed in Moscow on 4/16 December, conducted by  Russian pianist, teacher, conductor and composer also known as who?
Sentence (from "Symphony No. 6 (Tchaikovsky)"): The Symphony No. 6 in B minor, Op. 74, Pathétique is Pyotr Ilyich Tchaikovsky's final completed symphony, written between February and the end of August 1893.
Relevant evidence: Yes