( ( The ( Richter scale ) ) ( ( ( ( was ( published ( in 1935 ) ) ) and ) ( immediately ( became ( ( the ( standard measure ) ) ( of ( earthquake intensity ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Richter) (NN scale)) (VP (VP (VBD was) (VP (VBN published) (PP (IN in) (NP (CD 1935))))) (CC and) (VP (ADVP (RB immediately)) (VBD became) (NP (NP (DT the) (JJ standard) (NN measure)) (PP (IN of) (NP (NN earthquake) (NN intensity)))))) (. .)))
The Richter scale was published in 1935 and immediately became the standard measure of earthquake intensity.
(ROOT (S (NP (NNS Seismologists)) (ADVP (RB originally)) (VP (VBD measured) (NP (NP (DT the) (NN intensity)) (PP (IN of) (NP (DT an) (NN earthquake)))) (PP (IN with) (NP (DT the) (JJ mercalli) (NN scale)))) (. .)))
Seismologists originally measured the intensity of an earthquake with the mercalli scale.