After the win, Germany have six points and finished second in their group behind Asian powerhouse Iran, who have nine points. Third-placed Guinea (one point) and Costa Rica) are eliminated.
Coming into the match here on Friday, both Germany and Guinea had the chance to advance to the next round. Jann-Fiete Arp put the Germans ahead in the eighth minute.
Ibrahima Soumah came out with the equaliser for Guinea 18 minutes later.
It was a very open match, and the two teams had plenty of chances afterwards.
Germany led 2-1 in the 62nd minute after Hamburg sensation Arp led a quick counter-attack and set it up for Nicolas Kuehn to finish.
Guinea did their best but Sahverdi Cetin converted a penalty in the second-half stoppage time to seal the tie for Germany and Guinea were ousted.
Germany will face Colombia in New Delhi on Monday.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
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Doraiah Chowdary Vundavally is a Software engineer at VTech . He is the news editor of SocialNews.XYZ and Freelance writer-contributes Telugu and English Columns on Films, Politics, and Gossips. He is the primary contributor for South Cinema Section of SocialNews.XYZ. His mission is to help to develop SocialNews.XYZ into a News website that has no bias or judgement towards any.