97963
There are two main types of forest ; deciduous oak forest at low elevations ( between 250 m and 1350 m ) , and coniferous spruce-fir forest above that .
 oak
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 oak