Notably obscure , he did not appear with his parents and his younger brother Anselm at the foundation of the monastery of Grazzano in 961 .
Otto was the son of Aleram and his first wife .
Notably obscure , Otto did not appear with Otto 's parents and his younger brother Anselm at the foundation of the monastery of Grazzano in 961 .
Otto was the son of Aleram and his first wife .