Complex sentence: Her time at Hope End would inspire her in later life to write her most ambitious work, "Aurora Leigh" (1857), which went through over twenty editions by 1900, but none between 1905 and 1978.
Split into simpler sentences: Her time at Hope End would inspire her in later life to write "Aurora Leigh". Her most ambitious work, "Aurora Leigh" (1857), went through more than twenty editions by 1900 but none between 1905 and 1978.