Original: In 1895, aged 15, he completed the Nakhichevan school and from 1897 to 1904 studied at the Moscow School of Arts, including in the workshops of Valentin Serov and Konstantin Korovin.
Simplified: In 1895, he was 15, he finished the Nakhichevan school and from 1897 to 1904 learned at the Moscow School of Arts, also in the workshops of Valentin Serov and Konstantin Korovin.