diff --git a/nginx.conf b/nginx.conf
index 956537b..f6fc60e 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -4,9 +4,10 @@ server {
     root /usr/share/nginx/html;
     index index.html;
 
-    # SPA fallback
+    # SPA fallback — index.html nie cachen, sonst hängen Browser auf alten Bundles
     location / {
         try_files $uri $uri/ /index.html;
+        add_header Cache-Control "no-cache";
     }
 
     # Cache static assets
diff --git a/src/components/PairSentenceCard.jsx b/src/components/PairSentenceCard.jsx
index 95e4270..4331a72 100644
--- a/src/components/PairSentenceCard.jsx
+++ b/src/components/PairSentenceCard.jsx
@@ -53,6 +53,8 @@ function SelectionOverlay({ chip }) {
 // Sentence format: {{label.w:uuid}} or {{label.o:uuid}}
 function resolveSentence(sentence, placeholders, onChipClick, activeId) {
   if (!sentence) return null
+  // Unaufgelöste Pipeline-Tokens (⟦PHn:wort⟧) defensiv als blankes Wort anzeigen
+  sentence = sentence.replace(/[⟦〚]PH\d+:([^⟧〛]*)[⟧〛]/g, '$1')
   const parts = sentence.split(/(\{\{[^}]+\.[wo]:[0-9a-f-]{36}\}\})/)
   return parts.map((part, i) => {
     const m = part.match(/^\{\{([^.]+)\.(w|o):([0-9a-f-]{36})\}\}$/)
@@ -88,7 +90,9 @@ function extractVocab(sentence) {
 // Strip placeholders to plain text for TTS
 function toPlainText(sentence) {
   if (!sentence) return ''
-  return sentence.replace(/\{\{([^.]+)\.[wo]:[0-9a-f-]{36}\}\}/g, '$1')
+  return sentence
+    .replace(/\{\{([^.]+)\.[wo]:[0-9a-f-]{36}\}\}/g, '$1')
+    .replace(/[⟦〚]PH\d+:([^⟧〛]*)[⟧〛]/g, '$1')
 }
 
 const LANG_LABELS = { sv: 'Svenska', en: 'English', de: 'Deutsch' }
diff --git a/src/components/PairWordCard.jsx b/src/components/PairWordCard.jsx
index 362daf1..aea13b4 100644
--- a/src/components/PairWordCard.jsx
+++ b/src/components/PairWordCard.jsx
@@ -53,6 +53,8 @@ function SelectionOverlay({ chip }) {
 // Sentence format: {{label.w:uuid}} or {{label.o:uuid}}
 function resolveSentence(sentence, placeholders, onChipClick, activeId) {
   if (!sentence) return null
+  // Unaufgelöste Pipeline-Tokens (⟦PHn:wort⟧) defensiv als blankes Wort anzeigen
+  sentence = sentence.replace(/[⟦〚]PH\d+:([^⟧〛]*)[⟧〛]/g, '$1')
   const parts = sentence.split(/(\{\{[^}]+\.[wo]:[0-9a-f-]{36}\}\})/)
   return parts.map((part, i) => {
     const m = part.match(/^\{\{([^.]+)\.(w|o):([0-9a-f-]{36})\}\}$/)
diff --git a/src/components/PairYesNoCard.jsx b/src/components/PairYesNoCard.jsx
index e1301ff..833b3b7 100644
--- a/src/components/PairYesNoCard.jsx
+++ b/src/components/PairYesNoCard.jsx
@@ -53,6 +53,8 @@ function SelectionOverlay({ chip }) {
 // Sentence format: {{label.w:uuid}} or {{label.o:uuid}}
 function resolveSentence(sentence, placeholders, onChipClick, activeId) {
   if (!sentence) return null
+  // Unaufgelöste Pipeline-Tokens (⟦PHn:wort⟧) defensiv als blankes Wort anzeigen
+  sentence = sentence.replace(/[⟦〚]PH\d+:([^⟧〛]*)[⟧〛]/g, '$1')
   const parts = sentence.split(/(\{\{[^}]+\.[wo]:[0-9a-f-]{36}\}\})/)
   return parts.map((part, i) => {
     const m = part.match(/^\{\{([^.]+)\.(w|o):([0-9a-f-]{36})\}\}$/)