( Then ( ( in 1938 ) ( , ( ( a ( ( South African ) fisherman ) ) ( ( ( ( caught one ) , ) ( ( sending ( the ( scientific community ) ) ) ( on ( ( a ( feverish hunt ) ) ( for ( ( a population ) ( of ( living coelacanths ) ) ) ) ) ) ) ) . ) ) ) ) )
(ROOT (S (RB Then) (PP (IN in) (NP (CD 1938))) (, ,) (NP (DT a) (ADJP (NNP South) (JJ African)) (NN fisherman)) (VP (VBD caught) (NP (CD one)) (, ,) (S (VP (VBG sending) (NP (DT the) (JJ scientific) (NN community)) (PP (IN on) (NP (NP (DT a) (JJ feverish) (NN hunt)) (PP (IN for) (NP (NP (DT a) (NN population)) (PP (IN of) (NP (VBG living) (NNS coelacanths)))))))))) (. .)))
Then in 1938, a South African fisherman caught one, sending the scientific community on a feverish hunt for a population of living coelacanths.
(ROOT (S (NP (NP (NNS Populations)) (VP (VBG living) (PP (IN in) (NP (CD one) (NN place))))) (VP (VBP form) (NP (DT a) (NN community))) (. .)))