Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: They were once the darlings of the society pages with Susie Wakil one of the few Australian women to wear French couture fashion which could cost as much as $20,000 for a single dress back in the 1990s. Mrs Wakil, who escaped war-torn Europe after her mother died in a Soviet concentration camp, wore the haute couture Yves St Laurent clothes bought for her by her Iraqi immigrant clothier husband, Isaac, to the lavish charity dinners she threw for Sydney's society ladies. While the immaculately-dressed Mrs Wakil worked hard as a patron of the arts, her husband Isaac was quietly buying up property in Sydney's CBD and the inner city suburbs of Surry Hills and Pyrmont.Susie and Isaac Wakil were once the darlings of the society pagesSusie was one of the few women in Australia to wear haute French coutureThe Wakils bought up dozens of abandoned Sydney warehousesNow in their 80s they are selling the properties for hundreds of millionsThe Wakils who have no children are giving the money to charitySusie Wakil escaped Europe after her mother died in a Soviet gulag 
 Question:Once a _ institution, the building is now empty and dilapidated, with faded signs and vines engulfing the gutters and roof.

Sydney