Complex sentence: The White House in Washington, D.C., serves as the official place of residence for the president; he is entitled to use its staff and facilities, including medical care, recreation, housekeeping, and security services.
Split into simpler sentences: The White House in Washington, D.C., serves as the official place of residence for the president. He or she is entitled to use its staff and facilities, including medical care, recreation, housekeeping, and security services.