Question: Jingming Garden is an imperial garden on the Jade Spring Hill west of a palace that covers how many kilometers ?
Sentence (from "Achabal Gardens"): The upper portion of the garden is popularly known as `Bag-e-Begum Abad` and was developed by Malika Noor Jehan Begum in 1620 A.D. Later it became renowned as Sahib Abad in which there was a `Hamam` or treasure of water getting heat from a logical lamp or `tosng`.
Relevant evidence: No