diff --git a/alib2data/src/string/CyclicString.h b/alib2data/src/string/CyclicString.h
index b73a41a81c6ca8a7d69192dcdc1736c0141aaad0..8386a234770672e368e9f61417665d44a1652019 100644
--- a/alib2data/src/string/CyclicString.h
+++ b/alib2data/src/string/CyclicString.h
@@ -24,6 +24,8 @@
 #include "common/StringAuxiliary.h"
 #include <exception/CommonException.h>
 
+#include <object/AnyObject.h>
+
 namespace string {
 
 class GeneralAlphabet;
@@ -90,6 +92,18 @@ public:
 	void compose ( std::deque < sax::Token > & out ) const;
 
 	virtual alib::ObjectBase * inc ( ) &&;
+
+	virtual StringBase * normalize ( ) && {
+		std::set < DefaultSymbolType > alphabet;
+		for ( SymbolType && symbol : std::make_moveable_set ( this->template accessComponent < GeneralAlphabet > ( ).get ( ) ) ) {
+			alphabet.insert ( DefaultSymbolType ( alib::AnyObject < SymbolType > ( std::move ( symbol ) ) ) );
+		}
+		std::vector < DefaultSymbolType > content;
+		for ( SymbolType & symbol : m_Data ) {
+			content.push_back ( DefaultSymbolType ( alib::AnyObject < SymbolType > ( std::move ( symbol ) ) ) );
+		}
+		return new CyclicString < > ( std::move ( alphabet ), std::move ( content ) );
+	}
 };
 
 } /* namespace string */
diff --git a/alib2data/src/string/Epsilon.h b/alib2data/src/string/Epsilon.h
index 58b8eff98609313a6ef6e6c6ae24614171050ad9..743b149c77a5f3db268a73c52d8b355d1ee31e51 100644
--- a/alib2data/src/string/Epsilon.h
+++ b/alib2data/src/string/Epsilon.h
@@ -20,6 +20,8 @@
 #include "common/StringFromXMLParser.h"
 #include "common/StringToXMLComposer.h"
 
+#include <object/AnyObject.h>
+
 namespace string {
 
 class GeneralAlphabet;
@@ -83,6 +85,14 @@ public:
 	void compose ( std::deque < sax::Token > & out ) const;
 
 	virtual alib::ObjectBase * inc ( ) &&;
+
+	virtual StringBase * normalize ( ) && {
+		std::set < DefaultSymbolType > alphabet;
+		for ( SymbolType && symbol : std::make_moveable_set ( this->template accessComponent < GeneralAlphabet > ( ).get ( ) ) ) {
+			alphabet.insert ( DefaultSymbolType ( alib::AnyObject < SymbolType > ( std::move ( symbol ) ) ) );
+		}
+		return new Epsilon < > ( std::move ( alphabet ) );
+	}
 };
 
 template < class SymbolType >
diff --git a/alib2data/src/string/LinearString.h b/alib2data/src/string/LinearString.h
index 40f48337c295bc440f58b4ed1837fb01cc584b04..44ef8f2af664bace2f072047a3e63f8e4e2d3859 100644
--- a/alib2data/src/string/LinearString.h
+++ b/alib2data/src/string/LinearString.h
@@ -26,6 +26,8 @@
 
 #include "../tree/TreeFeatures.h"
 
+#include <object/AnyObject.h>
+
 namespace string {
 
 class GeneralAlphabet;
@@ -110,6 +112,18 @@ public:
 	void compose ( std::deque < sax::Token > & out ) const;
 
 	virtual alib::ObjectBase * inc ( ) &&;
+
+	virtual StringBase * normalize ( ) && {
+		std::set < DefaultSymbolType > alphabet;
+		for ( SymbolType && symbol : std::make_moveable_set ( this->template accessComponent < GeneralAlphabet > ( ).get ( ) ) ) {
+			alphabet.insert ( DefaultSymbolType ( alib::AnyObject < SymbolType > ( std::move ( symbol ) ) ) );
+		}
+		std::vector < DefaultSymbolType > content;
+		for ( SymbolType & symbol : m_Data ) {
+			content.push_back ( DefaultSymbolType ( alib::AnyObject < SymbolType > ( std::move ( symbol ) ) ) );
+		}
+		return new LinearString < > ( std::move ( alphabet ), std::move ( content ) );
+	}
 };
 
 } /* namespace string */