Complex sentence: Among his teachers in this yeshiva were well-known authors such as Hayim Nahman Bialik and Mendele Mocher Sforim, there he absorbed Zionism values, which he passed on to his brothers and sisters.
Split into simpler sentences: Among his teachers were well-known authors such as Hayim Nahman Bialik and Mendele Mocher Sforim. At this yeshiva he absorbed Zionism values, which he passed on to his brothers and sisters.