92659
The advantages of copper tools over stone , bone , and wooden tools were quickly apparent to early humans , and native copper was probably used from near the beginning of Neolithic times ( about 10 ka ) .
 Neolithic
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:
 Neolithic