Sentence:  Eventually such <WSD>incidents</WSD> became more sporadic , and more sharply demarcated from her day-after-day behavior , and in one particular session , after several minutes of such behavior - which , as usual , went on without any accompanying words from her - she asked , eagerly , `` Did you see Granny '' ? 
Meaning of the word marked with <WSD> tags:  a single distinct event