pan></u></b></p>

<p class=NoSpacing><span style='mso-ansi-language:EN-US'>QuestionEvent(Q3, q,
a, b, c, d) at 09:01:00<o:p></o:p></span></p>

<p class=NoSpacing><span style='mso-ansi-language:EN-US'>AnswerEvent(User1, Q3,
1) at 09:01:02<o:p></o:p></span></p>

<p class=NoSpacing><span style='mso-ansi-language:EN-US'>AnswerAnnulmentEvent(User1,
Q3) at 09:01:05<o:p></o:p></span></p>

<p class=NoSpacing><span style='mso-ansi-language:EN-US'>AnswerEvent(User1, Q3,
4) at 09:02:10<o:p></o:p></span></p>

<p class=