diff --git a/source/dyaml/emitter.d b/source/dyaml/emitter.d
index 0df59a5..4e9eda7 100644
--- a/source/dyaml/emitter.d
+++ b/source/dyaml/emitter.d
@@ -796,7 +796,7 @@ struct Emitter
             {
                 if(style_ == ScalarStyle.Invalid){style_ = chooseScalarStyle();}
                 if((!canonical_ || (tag is null)) &&
-                   (style_ == ScalarStyle.Plain ? event_.implicit : event_.implicit_2))
+                   (style_ == ScalarStyle.Plain ? event_.implicit : !event_.implicit && (tag is null)))
                 {
                     preparedTag_ = null;
                     return;
diff --git a/source/dyaml/event.d b/source/dyaml/event.d
index 2732e6f..9c4190b 100644
--- a/source/dyaml/event.d
+++ b/source/dyaml/event.d
@@ -12,7 +12,6 @@ module dyaml.event;
 
 import std.array;
 import std.conv;
-import std.typecons;
 
 import dyaml.encoding;
 import dyaml.exception;
@@ -81,8 +80,6 @@ struct Event
          */
         bool explicitDocument;
     }
-    ///TODO figure this out - Unknown, used by PyYAML with Scalar events.
-    bool implicit_2;
     ///Encoding of the stream, if this is a StreamStart.
     Encoding encoding;
     ///Collection style, if this is a SequenceStart or MappingStart.
@@ -234,7 +231,7 @@ Event documentEndEvent(const Mark start, const Mark end, const bool explicit) pu
 ///          value    = String value of the scalar.
 ///          style    = Scalar style.
 Event scalarEvent(const Mark start, const Mark end, const string anchor, const string tag,
-                  const Tuple!(bool, bool) implicit, const string value,
+                  const bool implicit, const string value,
                   const ScalarStyle style = ScalarStyle.Invalid) @safe pure nothrow @nogc
 {
     Event result;
@@ -247,7 +244,6 @@ Event scalarEvent(const Mark start, const Mark end, const string anchor, const s
 
     result.id          = EventID.Scalar;
     result.scalarStyle = style;
-    result.implicit    = implicit[0];
-    result.implicit_2  = implicit[1];
+    result.implicit    = implicit;
     return result;
 }
diff --git a/source/dyaml/parser.d b/source/dyaml/parser.d
index 44437d6..415ac7e 100644
--- a/source/dyaml/parser.d
+++ b/source/dyaml/parser.d
@@ -465,10 +465,9 @@ final class Parser
                            : cast(string)token.value;
 
                 implicit = (token.style == ScalarStyle.Plain && tag is null) || tag == "!";
-                bool implicit_2 = (!implicit) && tag is null;
                 state_ = popState();
                 return scalarEvent(startMark, token.endMark, anchor, tag,
-                                   tuple(implicit, implicit_2), value, token.style);
+                                   implicit, value, token.style);
             }
 
             if(scanner_.checkToken(TokenID.FlowSequenceStart))
@@ -512,7 +511,7 @@ final class Parser
 
                 //Empty scalars are allowed even if a tag or an anchor is specified.
                 return scalarEvent(startMark, endMark, anchor, tag,
-                                   tuple(implicit, false) , "");
+                                   implicit , "");
             }
 
             const token = scanner_.peekToken();
@@ -935,6 +934,6 @@ final class Parser
         ///Return an empty scalar.
         Event processEmptyScalar(const Mark mark) @safe pure nothrow const @nogc
         {
-            return scalarEvent(mark, mark, null, null, tuple(true, false), "");
+            return scalarEvent(mark, mark, null, null, true, "");
         }
 }
diff --git a/source/dyaml/serializer.d b/source/dyaml/serializer.d
index c69772a..bb10390 100644
--- a/source/dyaml/serializer.d
+++ b/source/dyaml/serializer.d
@@ -182,12 +182,10 @@ struct Serializer
                 assert(node.isType!string, "Scalar node type must be string before serialized");
                 auto value = node.as!string;
                 const detectedTag = resolver_.resolve(NodeID.Scalar, null, value, true);
-                const defaultTag = resolver_.resolve(NodeID.Scalar, null, value, false);
                 bool isDetected = node.tag_ == detectedTag;
-                bool isDefault = node.tag_ == defaultTag;
 
                 emitter_.emit(scalarEvent(Mark(), Mark(), aliased, node.tag_,
-                              tuple(isDetected, isDefault), value, node.scalarStyle));
+                              isDetected, value, node.scalarStyle));
                 return;
             }
             if(node.isSequence)
diff --git a/source/dyaml/test/emitter.d b/source/dyaml/test/emitter.d
index d1fb3c0..c92181c 100644
--- a/source/dyaml/test/emitter.d
+++ b/source/dyaml/test/emitter.d
@@ -56,7 +56,7 @@ bool compareEvents(Event[] events1, Event[] events2) @system
         if(e1.id == EventID.Scalar)
         {
             //Different scalar tag (if applicable).
-            if(![e1.implicit, e1.implicit_2, e2.implicit, e2.implicit_2].canFind(true)
+            if(!(e1.implicit || e2.implicit)
                && e1.tag != e2.tag)
             {
                 return false;
@@ -157,7 +157,7 @@ void testEmitterStyles(string dataFilename, string canonicalFilename) @system
                     if(event.id == EventID.Scalar)
                     {
                         event = scalarEvent(Mark(), Mark(), event.anchor, event.tag,
-                                            tuple(event.implicit, event.implicit_2),
+                                            event.implicit,
                                             event.value, style);
                     }
                     else if(event.id == EventID.SequenceStart)