Complex sentence: She came from a family of notable achievers: she was a daughter of humourist Rudolph Chambers Lehmann, and her great-uncle was the Henri Lehmann the artist, her brother was writer John Lehmann and her sister was novelist Rosamond Lehmann.
Split into simpler sentences: She came from a family of notable achievers: she was a daughter of humourist Rudolph Chambers Lehmann, and her great-uncle was the Henri Lehmann the artist. Her brother was writer John Lehmann and her sister was novelist Rosamond Lehmann.