diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/nlp/NlpUtils.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/nlp/NlpUtils.java
index c2dc65c..467b1b5 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/nlp/NlpUtils.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/nlp/NlpUtils.java
@@ -48,7 +48,9 @@ public class NlpUtils {
     private static final String TYPE_SYSTEM_DESCRIPTOR_PATH = "/speeches/TypeSystem.xml.gz";
     private static final int MAX_FEATURE_LENGTH = 10000;
 
-
+    /**
+     * implementiert von Valentin
+     */
     public static void createNlpData() {
         duuiInit();
         runDockerDriver();
@@ -67,6 +69,9 @@ public class NlpUtils {
         createSentimentInfo();
     }
 
+    /**
+     * implementiert von Valentin
+     */
     private static void duuiInit() {
 
         DUUILuaContext ctx;
@@ -115,6 +120,7 @@ public class NlpUtils {
     }
 
     /**
+     * implementiert von Valentin
      * Initialization of a sample CAS document
      * @return JCas object
      */
@@ -142,7 +148,9 @@ public class NlpUtils {
         return pCas;
     }
 
-
+    /**
+     * implementiert von Valentin
+     */
     public static void runDockerDriver() {
 
         // reset existing pipeline-components
@@ -187,7 +195,9 @@ public class NlpUtils {
             Logger.info(JCasUtil.selectCovered(org.hucompute.textimager.uima.type.Sentiment.class, sentence).toString());
         });
     }
-
+    /**
+     * implementiert von Valentin
+     */
     private static void casInit() {
         JCas jcas;
         try {
@@ -241,6 +251,7 @@ public class NlpUtils {
 
 
     /**
+     * implementiert von Valentin
      * Execution of video processing via DUUI using the RemoteDriver
      * @throws Exception in case of an error
      */
diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/JavalinConfig.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/JavalinConfig.java
index 8136ed6..0541218 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/JavalinConfig.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/JavalinConfig.java
@@ -9,6 +9,7 @@ import java.io.InputStream;
 import java.util.Properties;
 
 /**
+ * Datei implementiert von Valentin
  * Diese Klasse dient der Konfiguruerung von Javalin
  */
 public class JavalinConfig extends Properties {
diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/ParlamentarierController.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/ParlamentarierController.java
index 15eb37c..d9198b9 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/ParlamentarierController.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/ParlamentarierController.java
@@ -15,6 +15,7 @@ import java.util.List;
 import java.util.Map;
 
 /**
+ * Datei implementiert von Valentin
  * Dieser Kontroller zeigt Informationen um den Parlamentariern:
  * 1. Die Einstiegsseite: eine Filter-fähige Auflistung der Parlamentariern.
  *    Angezeigt werden Vor- und Nachname, Partei sowie ID.
diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java
index a8b30f0..13ba427 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/RESTHandler.java
@@ -15,6 +15,9 @@ import java.io.IOException;
 import static org.texttechnologylab.project.gruppe_05_1.Main.JAVALIN_STATIC_FILES_DIR;
 import static org.texttechnologylab.project.gruppe_05_1.Main.JAVALIN_TEMPLATE_DIR;
 
+/**
+ * Datei implementiert von Valentin
+ */
 public class RESTHandler {
     public void startJavalin() {
 
diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/SpeechController.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/SpeechController.java
index a94d825..79769b5 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/SpeechController.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/rest/SpeechController.java
@@ -24,6 +24,7 @@ import java.util.stream.Collectors;
 
 public class SpeechController {
     /**
+     * Datei implementiert von Valentin
      * Liste alle Reden eines Parlamentariers an
      * @param ctx Javalin Context
      */
@@ -237,7 +238,6 @@ public class SpeechController {
             tags = {"Rede"},
             queryParams = {
                     @OpenApiParam(name = "filter", description = "Full-Text-Filter. Kann Vorname, Nachname oder Partei filtern", required = false),
-                    // TODO: Topic Filter
             },
             responses = {
                     @OpenApiResponse(status = "200", content = {@OpenApiContent(from = Speech[].class)})