Complex sentence: The Belz Great Synagogue, ("Belz Beit HaMidrash HaGadol"), is the largest synagogue in Jerusalem which was built by the Belz Hasidic community with financial help from their supporters and admirers around the world.
Split into simpler sentences: The Belz Great Synagogue ("Belz Beit HaMidrash HaGadol") is the largest synagogue in Jerusalem. It was built by the Belz Hasidic community with financial help from its supporters and admirers around the world.