Complex sentence: The Karl Schwarzschild Observatory (German: Karl-Schwarzschild-Observatorium) is an astronomical observatory originally founded in 1960 as an affiliated institute of the former Deutsche Akademie der Wissenschaften zu Berlin and named in honour of the astronomer and physicist Karl Schwarzschild.
Split into simpler sentences: The Karl Schwarzschild Observatory (German: Karl-Schwarzschild-Observatorium) is an astronomical observatory that was founded in 1960 as an affiliated institute of the former Deutsche Akademie der Wissenschaften zu Berlin. It was named in honour of the astronomer and physicist Karl Schwarzschild.