$12256 / $11500
http://www.opengameart.org/content/widelands-trees-blackland
From the search, the preview was trees (as expected) but the above link (for me) has a preview of a 3D ghost walking motion, when the content is trees.
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I'm not quite sure how that happened. May have been a bug in the old migration process. If it crops up again, let me know.