diff --git a/examples/training/conllu.py b/examples/training/conllu.py
index 271a049c0..a2b4b2fe1 100644
--- a/examples/training/conllu.py
+++ b/examples/training/conllu.py
@@ -191,12 +191,7 @@ def parse_dev_data(nlp, text_loc, conllu_loc, oracle_segments=False,
             docs, golds = read_data(nlp, conllu_file, text_file,
                                     oracle_segments=oracle_segments)
     if joint_sbd:
-        sbd = nlp.create_pipe('sentencizer')
-        for doc in docs:
-            doc = sbd(doc)
-            for sent in doc.sents:
-                sent[0].is_sent_start = True
-        #docs = (prevent_bad_sentences(doc) for doc in docs)
+        pass
     else:
         sbd = nlp.create_pipe('sentencizer')
         for doc in docs:
@@ -276,8 +271,8 @@ def main(spacy_model, conllu_train_loc, text_train_loc, conllu_dev_loc, text_dev
     print("Begin training")
     # Batch size starts at 1 and grows, so that we make updates quickly
     # at the beginning of training.
-    batch_sizes = spacy.util.compounding(spacy.util.env_opt('batch_from', 2),
-                                   spacy.util.env_opt('batch_to', 2),
+    batch_sizes = spacy.util.compounding(spacy.util.env_opt('batch_from', 8),
+                                   spacy.util.env_opt('batch_to', 8),
                                    spacy.util.env_opt('batch_compound', 1.001))
     for i in range(30):
         docs = refresh_docs(docs)
@@ -288,7 +283,6 @@ def main(spacy_model, conllu_train_loc, text_train_loc, conllu_dev_loc, text_dev
                 if not batch:
                     continue
                 batch_docs, batch_gold = zip(*batch)
-                batch_docs = [prevent_bad_sentences(doc) for doc in batch_docs]
 
                 nlp.update(batch_docs, batch_gold, sgd=optimizer,
                            drop=0.2, losses=losses)
@@ -303,8 +297,6 @@ def main(spacy_model, conllu_train_loc, text_train_loc, conllu_dev_loc, text_dev
             dev_docs, scorer = parse_dev_data(nlp, text_dev_loc, conllu_dev_loc,
                                               oracle_segments=False, joint_sbd=False)
             print_progress(i, losses, scorer)
-            with open(output_loc, 'w') as file_:
-                print_conllu(dev_docs, file_)
 
 
 if __name__ == '__main__':