Index: gc_core/js/lang_core/gc_engine.js
==================================================================
--- gc_core/js/lang_core/gc_engine.js
+++ gc_core/js/lang_core/gc_engine.js
@@ -158,11 +158,11 @@
     parse: function (sText, sCountry="${country_default}", bDebug=false, dOptions=null, bContext=false) {
         let oText = new TextParser(sText);
         return oText.parse(sCountry, bDebug, dOptions, bContext);
     },
 
-    _zEndOfSentence: new RegExp ('([.?!:;…][ .?!… »”")]*|.$)', "g"),
+    _zEndOfSentence: new RegExp ('([.?!:;…][   .?!… »”")]+|.$)', "g"),
     _zBeginOfParagraph: new RegExp ("^[-  –—.,;?!…]*", "ig"),
     _zEndOfParagraph: new RegExp ("[-  .,;?!…–—]*$", "ig"),
 
     getSentenceBoundaries: function* (sText) {
         let mBeginOfSentence = this._zBeginOfParagraph.exec(sText);

Index: gc_core/py/lang_core/gc_engine.py
==================================================================
--- gc_core/py/lang_core/gc_engine.py
+++ gc_core/py/lang_core/gc_engine.py
@@ -189,11 +189,11 @@
     _dOptions = dict(gc_options.getOptions(_sAppContext))
 
 
 #### Parsing
 
-_zEndOfSentence = re.compile(r'([.?!:;…][ .?!… »”")]*|.$)')
+_zEndOfSentence = re.compile(r'([.?!:;…][   .?!… »”")]+|.$)')
 _zBeginOfParagraph = re.compile(r"^\W*")
 _zEndOfParagraph = re.compile(r"\W*$")
 
 def _getSentenceBoundaries (sText):
     iStart = _zBeginOfParagraph.match(sText).end()