human
ove all duplicates from this list: 

apples, grapes, bananas, oranges, kiwi, pears, plums, oranges, cherries, apples, tangerines, peaches
gpt
apples, grapes, bananas, oranges, kiwi, pears, plums, cherries, tangerines, peaches
human
Which items where duplicates?
gpt
The duplicates were "oranges" and "apples".