The nuances of Vietnamese history, which Mr. Henn finds so fascinating, were as useful to the men who fought Ho Chi Minh's military machine as the facts of the Meiji Restoration to anyone who fought the Japanese Empire in WWII.
( ( ( ( ( ( The nuances ) ( of ( Vietnamese history ) ) ) , ) ( which ( ( Mr. Henn ) ( finds ( so fascinating ) ) ) ) ) , ) ( ( were ( as ( useful ( to ( ( the men ) ( who ( ( fought ( ( ( Ho ( Chi ( Minh 's ) ) ) ( military machine ) ) ( as ( ( the facts ) ( of ( the ( Meiji Restoration ) ) ) ) ) ) ) ( to ( anyone ( who ( ( fought ( the ( Japanese Empire ) ) ) ( in WWII ) ) ) ) ) ) ) ) ) ) ) ) . ) )
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Mr. Henn studies the nuances of Vietnamese history.
( ( Mr. Henn ) ( ( studies ( ( the nuances ) ( of ( Vietnamese history ) ) ) ) . ) )
(ROOT (S (NP (NNP Mr.) (NNP Henn)) (VP (VBZ studies) (NP (NP (DT the) (NNS nuances)) (PP (IN of) (NP (JJ Vietnamese) (NN history))))) (. .)))