Sentence:  The <WSD>garden</WSD> parties of pre-1914 were something to be remembered. Everyone was dressed up to the nines, high-heeled shoes, muslin frocks with blue sashes, large leghorn hats with drooping roses. There were lovely ices...with every kind of cream cake, of sandwich, of éclair, and peaches, muscat grapes, and nectarines. 
Meaning of the word marked with <WSD> tags:  Taking place in, or used in, such a garden.