diff --git a/src/LR0.cpp b/src/LR0.cpp
index e6b0c31f..2566b4cb 100644
--- a/src/LR0.cpp
+++ b/src/LR0.cpp
@@ -26,6 +26,7 @@
 
 #include <cmake.h>
 #include <LR0.h>
+#include <sstream>
 
 ////////////////////////////////////////////////////////////////////////////////
 LR0::LR0 ()
@@ -33,3 +34,27 @@ LR0::LR0 ()
 }
 
 ////////////////////////////////////////////////////////////////////////////////
+void LR0::createParseTables (Grammar& grammar)
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+std::string LR0::dump () const
+{
+  std::stringstream out;
+
+  // TODO Render _actions and _goto as a table.
+  //
+  //  +-------+---------------+---------------+
+  //  | state | actions...    | goto...       |
+  //  |       | terminals   $ | non-terminals |
+  //  +-------+-----------+---+----+-----+----+
+  //  |       |           |   |    |     |    |
+  //  +-------+-----------+---+----+-----+----+
+  //  |       |           |   |    |     |    |
+  //  +-------+-----------+---+----+-----+----+
+
+  return out.str ();
+}
+
+////////////////////////////////////////////////////////////////////////////////
diff --git a/src/LR0.h b/src/LR0.h
index 9195741b..267ac34e 100644
--- a/src/LR0.h
+++ b/src/LR0.h
@@ -27,10 +27,22 @@
 #ifndef INCLUDED_LR0
 #define INCLUDED_LR0
 
+#include <Grammar.h>
+#include <map>
+#include <string>
+
 class LR0
 {
 public:
   LR0 ();
+  void createParseTables (Grammar&);
+  std::string dump () const;
+
+private:
+  //        state         column        result
+  //        |              |            |
+  std::map <int, std::map <std::string, std::string>> _actions;
+  std::map <int, std::map <std::string, std::string>> _goto;
 };
 
 #endif