diff --git a/src/parser/A3t.cpp b/src/parser/A3t.cpp
index 33f454bbe..ad7a445ef 100644
--- a/src/parser/A3t.cpp
+++ b/src/parser/A3t.cpp
@@ -69,6 +69,7 @@ Tree* A3t::parse ()
   findTag ();
   findAttribute ();
   findAttributeModifier ();
+  findUUIDList ();           // Before findIdSequence
   findIdSequence ();
 
   validate ();
@@ -562,6 +563,54 @@ void A3t::findIdSequence ()
   }
 }
 
+////////////////////////////////////////////////////////////////////////////////
+void A3t::findUUIDList ()
+{
+  std::vector <Tree*>::iterator i;
+  for (i = _tree->_branches.begin (); i != _tree->_branches.end (); ++i)
+  {
+    // Parser override operator.
+    if ((*i)->attribute ("raw") == "--")
+      break;
+
+    // Skip known args.
+    if (! (*i)->hasTag ("?"))
+      continue;
+
+    std::string raw = (*i)->attribute ("raw");
+    Nibbler n (raw);
+
+    std::vector <std::string> sequence;
+    std::string uuid;
+    if (n.getUUID (uuid) ||
+        n.getPartialUUID (uuid))
+    {
+      sequence.push_back (uuid);
+
+      while (n.skip (','))
+      {
+        if (!n.getUUID (uuid) &&
+            !n.getPartialUUID (uuid))
+          throw std::string (STRING_A3_UUID_AFTER_COMMA);
+
+        sequence.push_back (uuid);
+      }
+
+      if (!n.depleted ())
+        throw std::string (STRING_A3_PATTERN_GARBAGE);
+
+      (*i)->unTag ("?");
+      (*i)->tag ("UUID");
+      std::vector <std::string>::iterator u;
+      for (u = sequence.begin (); u != sequence.end (); ++u)
+      {
+        Tree* branch = (*i)->addBranch (new Tree ("list"));
+        branch->attribute ("value", *u);
+      }
+    }
+  }
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Validate the parse tree.
 void A3t::validate ()
diff --git a/src/parser/A3t.h b/src/parser/A3t.h
index 6b85ab85b..bac5293d6 100644
--- a/src/parser/A3t.h
+++ b/src/parser/A3t.h
@@ -52,6 +52,7 @@ private:
   void findAttribute ();
   void findAttributeModifier ();
   void findIdSequence ();
+  void findUUIDList ();
   void validate ();
 
 private:
diff --git a/src/parser/run b/src/parser/run
index 56f594558..4b91c886e 100755
--- a/src/parser/run
+++ b/src/parser/run
@@ -10,5 +10,5 @@
 
 echo; ./args rc:~/.taskrc 123-128,140 142 mod pro:'P 1' +home /from/to/g /from/to/ rc.name=value
 echo; ./args rc:~/..taskrc rc.name=value add -- modify +tag /from/to/g name:value /long/path/to/file.txt
-echo; ./args /pattern/ limit:10 due.before:eom nex
+echo; ./args /pattern/ or 8ad2e3db-914d-4832-b0e6-72fa04f6e331 limit:10 due.before:eom nex