Complex sentence: She flew as a mission specialist on STS-47 in 1992 and STS-60 in 1994, and was the payload commander on STS-85 in 1997.
Split into simpler sentences: She flew as a mission specialist on STS-47 in 1992. She also flew on STS-60 in 1994, and was the payload commander on STS-85 in 1997.