Complex sentence: Judge Sawyer, not only wanting to rely on the opinions of the amici and the evidence coming from science, diligently reviewed the legislative history of the naturalization statute, searching for a clue to the meaning of the question of Chinese naturalization.
Split into simpler sentences: Judge Sawyer, diligently reviewed the legislative history of the naturalization statute. He not only wanted to rely on the opinions of the amici, but also the scientific evidence as he searched for a clue to the meaning of the question of Chinese naturalization.