segmentation: pixel tamer
rank.candidate: pixel t am er pix e lta mer pixel tame r pixelta mer pixelt a mer p ixel tamer pixeltam er pi xeltamer pixel t amer pixel tamer pixel ta mer pixel ta me r pixel t ame r pix eltamer pix elt a mer pi xel tamer p ix el tamer pix el tamer pixel tam er pi x el tamer