Complex sentence: In 1909, the Hulda farm was established and a building (today Herzl House) was constructed to house the manager of the farm and later, groups of pioneers who trained there prior to founding Ein Harod, Kfar Yehezkel, Ginegar and other kibbutzim.
Split into simpler sentences: In 1909, the Hulda farm was established and a building (today Herzl House) was constructed to house the manager of the farm and was later used by the kibbutz members. Groups of pioneers who trained at Hulda helped establish Ein Harod, Kfar Yehezkel, Ginegar and other kibbutzim.