Complex sentence: As a consequence, Kalib's first musical training was with his father, from whom he acquired not only a solid foundation in rudimentary musicianship but also in the traditions and sanctity of the Eastern European synagogue.
Split into simpler sentences: As a consequence, Kalib's first musical training was with his father. From him, Kalib acquired not only a solid foundation in rudimentary musicianship but also in the traditions and sanctity of the Eastern European synagogue.