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+From: David Bremner <david@tethera.net>\r
+To: Xu Wang <xuwang762@gmail.com>, notmuch@notmuchmail.org\r
+Subject: Re: search query "replytoid:<blah>"\r
+In-Reply-To:\r
+ <CAJhTkNh4L_zRa0sjkh6vcETVxo_Hy3+ceEPuxeZP3xEG=a1Otg@mail.gmail.com>\r
+References:\r
+ <CAJhTkNhYew6H-bptACTew3gN3DLWg6agTYu8hAkdwFS=z4VFWg@mail.gmail.com>\r
+ <877fr79upd.fsf@maritornes.cs.unb.ca>\r
+ <CAJhTkNh4L_zRa0sjkh6vcETVxo_Hy3+ceEPuxeZP3xEG=a1Otg@mail.gmail.com>\r
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+Date: Sun, 14 Jun 2015 07:43:12 +0200\r
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+\r
+Xu Wang <xuwang762@gmail.com> writes:\r
+\r
+> Dear David and Suvayu,\r
+>\r
+> Thank you for your ideas. My goal is to do something like the following:\r
+> notmuch search tag:reply-required and not tag:replied\r
+>\r
+> which was discussed here:\r
+> http://notmuchmail.org/pipermail/notmuch/2010/002558.html\r
+>\r
+\r
+This recent blog report looks related to your goal:\r
+\r
+https://tomasz.buchert.pl/blog/2015/06/14/notmuch-response/\r