diff --git a/_data/syllabus.yaml b/_data/syllabus.yaml
index db0670c..080a0fc 100644
--- a/_data/syllabus.yaml
+++ b/_data/syllabus.yaml
@@ -95,7 +95,7 @@
 - title: "Word Vectors"
   tag: w2v
   include: true
-  current: true
+  current: false
   notes: 
     - title: "Word Vectors"
       url: "assets/slides/wordvectors.pdf"
@@ -114,13 +114,40 @@
     - title: "Word2Vec (Jurafsky and Martin)"
       url: "assets/cached/slp3/vector2.pdf"
       optional: true
+- title: "Tokenization"
+  tag: bpe 
+  include: true
+  current: true
+  notes:
+    - title: "Tokenization into Sub-wordsusing Byte-Pair Encoding"
+      url: "http://nbviewer.jupyter.org/github/anoopsarkar/nlp-class/blob/gh-pages/assets/notebooks/bpe.ipynb"
+      download: "http://github.com/anoopsarkar/nlp-class/raw/gh-pages/assets/notebooks/bpe.ipynb"
+  links:
+    - title: "BPE tutorial at Huggingface"
+      url: ""https://huggingface.co/learn/nlp-course/chapter6/5?fw=pt"
+      author: "Huggingface"
+      optional: true
+- title: "Sequence prediction"
+  tag: linearseq
+  include: true
+  current: false
+  notes:
+    - title: "Sequence prediction"
+      url: "assets/slides/linearseq.pdf"
+  links:
+    - author: Erik F. Tjong Kim Sang and Sabine Buchholz
+      title: "Introduction to the CoNLL-2000 Shared Task: Chunking"
+      url: "http://www.cnts.ua.ac.be/conll2000/pdf/12732tjo.pdf"
 - title: "Feedforward neural networks"
   tag: ff
   include: true
-  current: false
+  current: true
   notes:
     - title: "Feedforward neural networks"
       url: "assets/slides/ff.pdf"
+    - title: "Multi-layer Perceptrons for n-gram LMs"
+      url: "http://nbviewer.jupyter.org/github/anoopsarkar/nlp-class/blob/gh-pages/assets/notebooks/mlp.ipynb"
+      download: "http://github.com/anoopsarkar/nlp-class/raw/gh-pages/assets/notebooks/mlp.ipynb"
     - title: "Feedforward networks and XOR"
       url: "http://nbviewer.jupyter.org/github/anoopsarkar/nlp-class/blob/gh-pages/assets/notebooks/ff.ipynb"
       download: "http://github.com/anoopsarkar/nlp-class/raw/gh-pages/assets/notebooks/ff.ipynb"
@@ -144,18 +171,7 @@
       url: "http://cs231n.github.io/neural-networks-3/"
       author: "Andrej Karpathy"
       optional: true
-- title: "Sequence prediction"
-  tag: linearseq
-  include: true
-  current: false
-  notes:
-    - title: "Sequence prediction"
-      url: "assets/slides/linearseq.pdf"
-  links:
-    - author: Erik F. Tjong Kim Sang and Sabine Buchholz
-      title: "Introduction to the CoNLL-2000 Shared Task: Chunking"
-      url: "http://www.cnts.ua.ac.be/conll2000/pdf/12732tjo.pdf"
-- title: "Sequence to sequence prediction"
+- title: "Sequence to sequence alignment"
   tag: smt
   include: true
   current: false