Complex sentence: The Sanatorium closed in 1961 and immediately became a corrective and training centre for the Justice Department until 1979.The old Sanatorium is now a private Christian retreat,'En Hakkore' (meaning the spring of him who calls on God).
Split into simpler sentences: The Sanatorium closed in 1961 and immediately became a corrective and training centre for the Justice Department until 1979. It is is now a private Christian retreat,'En Hakkore' (meaning the spring of him who calls on God).