diff --git a/grawlix.py b/grawlix.py
index b117282..94706b1 100644
--- a/grawlix.py
+++ b/grawlix.py
@@ -3,15 +3,18 @@ from collections import defaultdict
 import random
 import yaml
 import chevron
+import sys
 
 class GrawlixCodex():
 
-    def __init__(self, width=30, height=10, wordcount=50000):
+    def __init__(self, width=30, height=10, wordcount=50000, chaplength=4000):
         self.width = width
         self.height = height
         self.smallest = 1
         self.longest = 6
         self.wordcount = wordcount
+        self.chapleast = int(chaplength * 0.8)
+        self.chapmost = int(chaplength * 1.2)
 
 
     def config(self, cffile):
@@ -37,38 +40,69 @@ class GrawlixCodex():
         self.tags = [ t for t in self.groups.keys() if not t == "blank" ]
         self.blank = list(self.groups["blank"])[0]
 
-    def text(self):
-       for w in range(self.wordcount):
-           l = random.randint(self.smallest, self.longest)
-           for g in range(l):
-               yield random.choice(list(self.groups["glyph"]))
-           if random.randint(1, 10) > 8:
-               yield random.choice(list(self.groups["colour"]))
-           yield(self.blank)
+    def word(self):
+        l = random.randint(self.smallest, self.longest)
+        for g in range(l):
+            yield random.choice(list(self.groups["glyph"]))
 
-    def write(self):
+    def text(self):
+        for w in range(self.wordcount):
+            if w % 1000 == 0:
+                print(f"{w} words", file=sys.stderr)
+            for g in self.word():
+                yield g
+            if random.randint(1, 10) > 8:
+                yield random.choice(list(self.groups["colour"]))
+            yield(self.blank)
+
+
+    def line(self, gs, cls):
+        glyphs = [ f'<img class="{cls}" src="img/{g}.png" />' for g in gs ]
+        return ''.join(glyphs) + "<br />\n"
+
+    def chap_title(self):
+        title = []
+        for w in range(1, random.randint(1, 5)):
+            for g in self.word():
+                title.append(g)
+            title.append(self.blank)
+        title = title[:-1]
+        title.append(random.choice(list(self.groups["colour"])))
+        return title
+        
+
+    def chapters(self):
+        chap_length = random.randint(self.chapleast, self.chapmost)
+        n = 0
         row = []
+        html = ""
         for g in self.text():
             row.append(g)
             if len(row) == self.width:
-                glyphs = [ f'<img class="gl" src="img/{g}.png" />&nbsp;' for g in row ]
-                print(''.join(glyphs))
-                print('<br />')
+                html += self.line(row, "gl")
                 row = []
+            n += 1
+            if n > chap_length:
+                chap_length = random.randint(self.chapleast, self.chapmost)
+                n = 0
+                yield {
+                    "title": self.line(self.chap_title(), "ct"),
+                    "text": html
+                }
 
-gc = GrawlixCodex(wordcount=500)
+gc = GrawlixCodex(wordcount=50000, chaplength=10000)
 gc.config("./config.yml")
 gc.load_emojos()
 
-content = {
-    "front_matter": "Title page",
-    "chapters": [
-        { "title": "One", "text": "blah blah" },
-        { "title": "Two", "text": "foo foo" },
-    ]
-}
+n = 1;
+
+for chapter in gc.chapters():
+    with open("template.html", "r") as tf:
+        with open(f"output/chapter_{n}.html", "w") as cf:
+            print(chevron.render(tf, chapter), file=cf)
+            print(f"Chapter {n}", file=sys.stderr)
+            n += 1
+
 
 
-with open("template.html", "r") as tf:
-    print(chevron.render(tf, content))