Complex sentence: The squadron was activated in 1959 as a result of Strategic Air Command phasing out the B-47, and additional squadrons were activated as part of the consolation of Stratojet wings, and the replacement of the B-47 by B-52 Stratofortresses.
Split into simpler sentences: The squadron was activated in 1959 as a result of Strategic Air Command's (SAC) decision to phase out the B-47 Stratojet. Additional squadrons were activated as part of the consolidation of Stratojet wings, and the replacement of the B-47 by B-52 Stratofortresses.