8460
The line of volcanoes formed when rock melted by the heat of collision , over a range of depths at which the increasing temperature outweighed the effect of increased pressure ( which tends to prevent melting ) , then rose under its own buoyancy through denser overlying rock to intrude the upper crust .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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