. "2015-04-20"^^ . "Lesson 539"@en . "19"^^ . . "\u5C4A\u304B\u306A\u304B\u3063\u305F\u30E1\u30FC\u30EB"@en . "Lesson 539 is the 539th chapter of the Gintama series."@en . "Undelivered Email"@en . . "539"^^ . "60"^^ . . . "Todokanakatta m\u0113ru"@en . "Lesson 539"@en . "Lesson 539 is the 539th chapter of the Gintama series."@en .