83742
The ARC Trust have 20 dedicated staff members working over the UKAmphibian and Reptile Conservation owns , leases or formally manages over 80 reserves covering more than 1500 ha ( 3800 acres ) and a variety of different habitats , from coastal dunes to clay pits , woodland to heathland .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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