Uploaded by FanOfMostEverything 
390x400 PNG 21 kB
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Description
Pony images should be uploaded to Derpibooru.
This is a pony image.
This did not appear in a search of Derpibooru.
Therefore, I should upload it.
This is a pony image.
This did not appear in a search of Derpibooru.
Therefore, I should upload it.
Source
not provided yet
Well said that ponyfan. Ah, predicate logic - that takes me back to my second year of university… xD (IIRC, I did pretty well in Logic class, like about 70% or so)
All pony images should be uploaded to Derpibooru.
No image duplicate should be on Derpibooru.
This is a pony image.
This did not appear in a search of Derpibooru.
If a image does not appear in a search of Derpibooru, then uploading that image would not create a duplicate.
Therefore, I should upload this image.