Question: When did the Prime Minister of Italy take office?
Schema: create table table_10026563_1 (entered_office_as_head_of_state_or_government varchar, office varchar, PRIMARY KEY (entered_office_as_head_of_state_or_government))
SQL: select entered_office_as_head_of_state_or_government from table_10026563_1 where office = "prime minister of italy"