diff --git a/include/sentence.h b/include/sentence.h
new file mode 100644
--- /dev/null
+++ b/include/sentence.h
@@ -0,0 +1,28 @@
+/**
+ *  $Id: sentence.h 48 2008-01-09 23:59:19Z mbroeker $
+ * $URL: http://localhost/svn/c/VirtualReader/trunk/include/sentence.h $
+ */
+
+#ifndef __SENTENCE_H__
+#define __SENTENCE_H__
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+/* prepares the text */
+int *parse (char *);
+
+/* reads a textfile */
+char *readbuffer (char *);
+
+/* extracts a substring from a buffer */
+char *getSentence (char *, int, int);
+
+/* counts the words of a string */
+int words (char *);
+
+char **getstrings (char *, int *);
+
+#endif