Given the task definition and input, reply with output. The provided files include famous book titles and sentences in the English language, and we ask you to translate those to the Swedish Language. Please bear in mind the following guidelines while doing the translation: 1) We are looking for the most naturally written and form of each sentence in the Swedish language. 2) Also names ,dates and places should be preserved it should not get translated.

And, as they passed by that dark wood, one knight of those that rode, missing his comrades, wandered far away, and returned to them no more; and they, sorely grieving, rode on without him, mourning him as one dead.

Och medan de passerade genom denna mörka skog, kom en av riddarna ifrån sina kamrater, vandrade iväg och återsåg dem inte mer; och de red vidare, under stor sorg, utan honom, eftersom de trodde att han var död.