114450
Accessible only by hike via the 3.4 mile-long Mason Lake Trail ( also known as " Ira Spring Memorial Trail " ) , Mason Lake is at an elevation of 4,200 feet Directions to Mason Lake Trail Coming East on I-90 , take Exit 45 ( USFS Road 9030 ) and turn left off the exit onto FS Road 9031 .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
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