diff --git a/Language/private/AST.cpp b/Language/private/AST.cpp
deleted file mode 100644
index 755eb75..0000000
--- a/Language/private/AST.cpp
+++ /dev/null
@@ -1,4 +0,0 @@
-
-#include "AST.hpp"
-
-using namespace tp;
diff --git a/Language/private/GrammarCompiler.cpp b/Language/private/GrammarCompiler.cpp
deleted file mode 100644
index 6501d1d..0000000
--- a/Language/private/GrammarCompiler.cpp
+++ /dev/null
@@ -1,4 +0,0 @@
-
-#include "GrammarCompiler.hpp"
-
-using namespace tp;
\ No newline at end of file
diff --git a/Language/private/Parser.cpp b/Language/private/Parser.cpp
deleted file mode 100644
index 113f363..0000000
--- a/Language/private/Parser.cpp
+++ /dev/null
@@ -1,8 +0,0 @@
-
-#include "Parser.hpp"
-
-using namespace tp;
-
-void Parser::compileTables(const ContextFreeGrammar& cfGrammar, const RegularGrammar& reGrammar) {}
-
-void Parser::parse(const Sentence& sentence, AST& out) {}
\ No newline at end of file
diff --git a/Language/private/Sentence.cpp b/Language/private/Sentence.cpp
deleted file mode 100644
index 92a4b7b..0000000
--- a/Language/private/Sentence.cpp
+++ /dev/null
@@ -1,4 +0,0 @@
-
-#include "Sentence.hpp"
-
-using namespace tp;
\ No newline at end of file
diff --git a/Language/private/SimpleParser.cpp b/Language/private/SimpleParser.cpp
deleted file mode 100644
index 81f6ae9..0000000
--- a/Language/private/SimpleParser.cpp
+++ /dev/null
@@ -1,47 +0,0 @@
-
-#include "NewPlacement.hpp"
-
-#include "SimpleParser.hpp"
-
-using namespace tp;
-
-SimpleParser::SimpleParser() {
-	// Grammar for unified grammar format sentence that tables compiled from
-
-	// Define Context-Free grammar
-	ContextFreeGrammar contextFreeGrammar;
-	{
-		// use existing CF grammar interface
-		contextFreeGrammar.addRule("a", { ContextFreeGrammar::Arg("") });
-		contextFreeGrammar.setStart("a");
-	}
-
-	// Define Regular grammar
-	RegularGrammar<uint1, int1> rg;
-	{
-		// this is basically ast from existing tokenizer
-		rg.addRule(rg.seq({ rg.val('a'), rg.val('b') }), 0);
-	}
-
-	mUnifiedGrammarParser.compileTables(contextFreeGrammar, rg);
-}
-
-void SimpleParser::compileTables(const Sentence& grammar) {
-	AST unifiedGrammarAst;
-	mUnifiedGrammarParser.parse(grammar, unifiedGrammarAst);
-
-	// compile each ast into RegularGrammar and ContextFree Grammar api instructions
-	ContextFreeGrammar userContextFreeGrammar;
-	RegularGrammar<uint1, int1> userRegularGrammar;
-
-	// ...
-	// split ast into RE and CF part
-	// generate and execute grammar api commands
-	// use existing tokenizer code to create RE transition matrix
-	// ...
-	// compile tables from user grammar
-
-	mUserParser.compileTables(userContextFreeGrammar, userRegularGrammar);
-}
-
-void SimpleParser::parse(const Sentence& sentence, AST& out) { mUserParser.parse(sentence, out); }
\ No newline at end of file
diff --git a/Language/public/Parser.hpp b/Language/public/Parser.hpp
index 17ed6df..519ee4a 100644
--- a/Language/public/Parser.hpp
+++ b/Language/public/Parser.hpp
@@ -3,16 +3,17 @@
 
 #include "AST.hpp"
 #include "GrammarCompiler.hpp"
-#include "Sentence.hpp"
 
 namespace tp {
+
+	template <typename tAlphabetType>
 	class Parser {
 	public:
 		Parser() = default;
 
 	public:
-		void compileTables(const ContextFreeGrammar& cfGrammar, const RegularGrammar& reGrammar);
-		void parse(const Sentence& sentence, AST& out);
+		void compileTables(const ContextFreeGrammar& cfGrammar, const RegularGrammar<tAlphabetType, ualni>& reGrammar) {}
+		void parse(const tAlphabetType* sentence, ualni sentenceLength, AST& out) {}
 
 	public:
 		// save load compiled tables
diff --git a/Language/public/Sentence.hpp b/Language/public/Sentence.hpp
deleted file mode 100644
index 82bdf2b..0000000
--- a/Language/public/Sentence.hpp
+++ /dev/null
@@ -1,13 +0,0 @@
-
-#pragma once
-
-#include "LanguageCommon.hpp"
-
-namespace tp {
-	struct Sentence {
-		const int1* buffer = nullptr;
-		alni symbolSize = 1;
-
-		explicit Sentence(const char* buff) { buffer = buff; }
-	};
-}
diff --git a/Language/public/SimpleParser.hpp b/Language/public/SimpleParser.hpp
index 39c7b26..940ca32 100644
--- a/Language/public/SimpleParser.hpp
+++ b/Language/public/SimpleParser.hpp
@@ -5,16 +5,53 @@
 namespace tp {
 
 	// Gives ability to express grammar in the Unified Format as sentence
+	template <typename tAlphabetType>
 	class SimpleParser {
 	public:
-		SimpleParser();
+		SimpleParser() {
+			// Grammar for unified grammar format sentence that tables compiled from
+
+			// Define Context-Free grammar
+			ContextFreeGrammar contextFreeGrammar;
+			{
+				// use existing CF grammar interface
+				contextFreeGrammar.addRule("a", { ContextFreeGrammar::Arg("") });
+				contextFreeGrammar.setStart("a");
+			}
+
+			// Define Regular grammar
+			RegularGrammar<tAlphabetType, ualni> rg;
+			{
+				// this is basically ast from existing tokenizer
+				rg.addRule(rg.seq({ rg.val('a'), rg.val('b') }), 0);
+			}
+
+			mUnifiedGrammarParser.compileTables(contextFreeGrammar, rg);
+		}
 
 	public:
-		void compileTables(const Sentence& grammar);
-		void parse(const Sentence& sentence, AST& out);
+		void compileTables(const tAlphabetType* grammar, ualni grammarLength) {
+			AST unifiedGrammarAst;
+			mUnifiedGrammarParser.parse(grammar, grammarLength, unifiedGrammarAst);
+
+			// compile each ast into RegularGrammar and ContextFree Grammar api instructions
+			ContextFreeGrammar userContextFreeGrammar;
+			RegularGrammar<tAlphabetType, ualni> userRegularGrammar;
+
+			// ...
+			// split ast into RE and CF part
+			// generate and execute grammar api commands
+			// use existing tokenizer code to create RE transition matrix
+			// ...
+			// compile tables from user grammar
+
+			mUserParser.compileTables(userContextFreeGrammar, userRegularGrammar);
+		}
+
+		void parse(const tAlphabetType* grammar, ualni grammarLength, AST& out) { mUserParser.parse(grammar, grammarLength, out); }
 
 	private:
-		Parser mUnifiedGrammarParser;
-		Parser mUserParser;
+		Parser<tAlphabetType> mUnifiedGrammarParser;
+		Parser<tAlphabetType> mUserParser;
 	};
 }
diff --git a/Language/tests/Tests.cpp b/Language/tests/Tests.cpp
index 718f1cd..cbcb6b3 100644
--- a/Language/tests/Tests.cpp
+++ b/Language/tests/Tests.cpp
@@ -1,17 +1,15 @@
 
+#include "NewPlacement.hpp"
 #include "Test.hpp"
 
 using namespace tp;
 
 void test() {
-	auto parser = SimpleParser();
-	auto grammar = Sentence(gGrammar);
-
-	auto sentence = Sentence(gSentence);
+	auto parser = SimpleParser<int1>();
 	auto ast = AST();
 
-	parser.compileTables(grammar);
-	parser.parse(sentence, ast);
+	parser.compileTables(gGrammar, String::Logic::calcLength(gGrammar));
+	parser.parse(gSentence, String::Logic::calcLength(gSentence), ast);
 }
 
 int main() {