Complex sentence: The western, main entrance for the S-Bahn platform is located at the intersection of Sternschanze and Schanzenstraße ; a common entrance for U-Bahn and S-Bahn is located at the S-Bahn's eastern entrance, some 150 meter further down Sternschanze.
Split into simpler sentences: The western, main entrance for the S-Bahn platform is located at the intersection of Sternschanze and Schanzenstraße. A common entrance for U-Bahn and S-Bahn is located at the S-Bahn's eastern entrance, some 150 meter further down Sternschanze.