. . "This letter was written by Albus Dumbledore to Harry Potter on 10 March, 1997. The letter was delivered by Luna Lovegood, and contained the date of Harry's next lesson with Dumbledore, which was to take place that night."@en . . "1997-03-10"^^ . . "Dumbledore's invitation of Harry on his next private lesson."@en . . . . . . . . . "This letter was written by Albus Dumbledore to Harry Potter on 10 March, 1997. The letter was delivered by Luna Lovegood, and contained the date of Harry's next lesson with Dumbledore, which was to take place that night."@en . "Albus Dumbledore's letter to Harry Potter"@en . . "Albus Dumbledore's letter to Harry Potter (1997) II"@en . . . .