Like Arabs and Jews, Diamond warns, Koreans and Japanese are joined by blood yet locked in traditional enmity.
( ( Like ( ( Arabs and ) Jews ) ) ( ( , ( Diamond ( warns , ) ) ) ( ( ( Koreans and ) Japanese ) ( ( are ( joined ( by ( blood ( yet ( locked ( in ( traditional enmity ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Like) (NP (NNPS Arabs) (CC and) (NNPS Jews))) (PRN (, ,) (NP (NNP Diamond)) (VP (VBZ warns)) (, ,)) (NP (NNPS Koreans) (CC and) (NNPS Japanese)) (VP (VBP are) (VP (VBN joined) (PP (IN by) (NP (NP (NN blood)) (VP (ADVP (RB yet)) (VBN locked) (PP (IN in) (NP (JJ traditional) (NN enmity)))))))) (. .)))
Koreans and Japanese have tension between them because of a war long ago.
( ( ( Koreans and ) Japanese ) ( ( have ( ( ( tension ( between them ) ) ( because ( of ( a war ) ) ) ) ( long ago ) ) ) . ) )
(ROOT (S (NP (NNPS Koreans) (CC and) (NNPS Japanese)) (VP (VBP have) (NP (NP (NN tension)) (PP (IN between) (NP (PRP them))) (PP (RB because) (IN of) (NP (DT a) (NN war))) (ADVP (RB long) (RB ago)))) (. .)))