Complex sentence: She was very invested in the property, made it her main residence, and starting in 1958 created and designed over a five year period a unique botanical display in the conservatory and greenhouses known as Duke Gardens.
Split into simpler sentences: She was very invested in the property and made it her main residence. Starting in 1958 she created and designed over a five year period a unique botanical display in the conservatory and greenhouses known as Duke Gardens.