With the reading of the indictment, the trial of a 23-year-old man began on Monday before the Hamburg district court.
The Libyan is accused of killing a young woman in the bicycle cellar of a residential building earlier this year.
Previously, he is said to have had sex with the 20-year-old against her will and then suffocated her with or without his jeans.
Hamburg - The victim had previously been drugged.
In their indictment, the public prosecutor's office had rated the incident as a single murder with rape in a particularly serious case.
After a preliminary assessment, however, the court did not see sufficient evidence on the basis of the files.
According to the court, eight trial days are planned.
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The young woman was found lifeless in mid-January 2021 in the basement of the apartment building where she lived with her family.
The suspect himself had called the rescue workers and was arrested a little later.
The young woman and the defendant met six months before the crime on Facebook.
The 20-year-old had reported the defendants for stalking.
dpa