Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Sinclair:  So you 're not to say anything to me that might change the past . Understand ?
Zathras: Yes , Zathras understand . No , Zathras not understand , but Zathras do . Zathras good at doings , not understandings . Zathras honored to meet you for many reasons .
Zathras: Zathras also honored to meet you for other reasons .
Captain John Sheridan: Such as ?
Zathras: Oh , no . Draal gave Zathras list of things not to say . This was _ one _ . No , not good . Not supposed to mention " One " or " The One " . You never heard that .
Captain John Sheridan: What else is on this list of things you 're not supposed to mention ?
Zathras: Zathras does not remember . But if Zathras remember later , Zathras tells you .

list