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"\u7B2C287\u56DE\u3000Ubuntu\u3067\u8D85\u9AD8\u901Fgrep\u300CThe Silver Searcher\u300D\u3092\u4F7F\u3046\uFF1AUbuntu Weekly Recipe"^^<http://www.w3.org/2001/XMLSchema#string>
<http://gihyo.jp/admin/serial/01/ubuntu-recipe/0287>