original: Upon becoming a tropical cyclone, the depression maintained multiple cloud swirls within a common center.
simplifications: When it became a tropical cyclone, it had many cloud swirls in it's center. Turned into a cyclone, the depression maintained swirls within a common area. When it became a tropical cyclone, the depression had multiple cloud swirls within a common center. Upon becoming a tropical cyclone, the depression kept cloud swirls in a common center. When it became a tropical cyclone, the depression still had cloud swirls inside a common center. The depression kept multiple cloud swirls sharing a center when it became a tropical cyclone. It became a tropical cyclone and maintained multiple cloud swirls within a common center. The depression maintained multiple cloud swirls within a common center when it became a tropical cyclone. After becoming a tropical cyclone, stress kept multiple clouds swirling within a common center. After becoming a tropical cyclone, the depression maintained many cloud swirls within a common center.