Complex sentence: Owned by Schurz Communications, the station is sister to CW affiliate K15CZ ans operates ABC affiliate KSPR (owned by Perkin Media, LLC) through a shared services agreement (a.k.a. SSA).
Split into simpler sentences: Owned by Schurz Communications, the station is sister to CW affiliate K15CZ. Schurz also operates ABC affiliate KSPR (owned by Perkin Media, LLC) through a shared services agreement (a.k.a. SSA).