8603
 Until a couple of decades ago , the Cascadia fault , where a piece of ocean floor the size of Oregon and known as the Juan de Fuca plate disappears beneath North America , was also considered a low seismic threat . 
 location contains: Oregon, Cascadia
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: Oregon, Cascadia