segmentation: fringe failure
rank.candidate: fringe failur e fr in ge failure fringe f ailure fr inge failure fringe failure fringe fail ure fringe f ai lure fringe fail u re fr ing e failure fringe failu re f rin ge failure frin ge failure fringe fail ur e fring e failure fri nge failure f ringe failure fringe fa ilure fri ng e failure fringe fai lure f ring e failure