Complex sentence: At WEC 10, his hair braided, he fought for the WEC Lightweight Championship, facing future Strikeforce Lightweight Champion Gilbert Melendez, another Cesar Gracie student who was at that time undefeated.
Split into simpler sentences: At WEC 10, his hair braided, he fought for the WEC Lightweight Championship. He faced future Strikeforce Lightweight Champion Gilbert Melendez, another Cesar Gracie student who was at that time undefeated.