diff --git a/book/intro.md b/book/intro.md
index caab925..536d98c 100644
--- a/book/intro.md
+++ b/book/intro.md
@@ -1,13 +1,9 @@
 (intro)=
-# Rivers are Wonderful!
+# Template Book
 
 _Write book intro here. This is the first page the student will see when opening the url._
 
-```{eval-rst}
-.. raw:: html
-
-    <iframe title="Verwachting waterhoogte meetpunt Lobith" aria-label="Grafiek van meetpunt Lobith" id="datawrapper-chart-bdqZJ" src="https://v14.rws.nl/lobith/waterhoogte#iframe" scrolling="no" frameborder="0" style="width: 0; min-width: 100% !important; border: none; overflow: auto; overflow: auto;  height: 750px;"></iframe><script type="text/javascript">window.addEventListener('message', function(event) {if (typeof event.data['datawrapper-height'] !== 'undefined') {var iframes = document.querySelectorAll('iframe');for (var chartId in event.data['datawrapper-height']) {for (var i = 0; i < iframes.length; i++) {if (iframes[i].contentWindow === event.source) {var iframe = iframes[i]iframe.style.height = event.data['datawrapper-height'][chartId] + 'px';}}}}});</script>
-```
+This book will be used to fork other books and make it easier to keep various software in those other books up to date.