1) The document discusses Harry Potter's school of witchcraft and wizardry, Hogwarts, which was founded by four individuals and has four houses.
2) It describes each of the four houses - Gryffindor, Slytherin, Ravenclaw, and Hufflepuff - and their defining traits as well as their founders and ghosts.
3) It explains that Voldemort split his soul into seven horcruxes in order to become immortal and lists what each of the horcruxes were. Destroying a horcrux would cause Voldemort pain and was only possible through basilisk venom or Godric Gryffindor's sword.
2. Harry Potter’s Wizarding School
 Harry Potter went to HOGWARTSSCHOOLOF WITCHCRAFTANDWIZADRY.
 It wasfounded by GODRICGRYFFINDOR, SALAZARSLYTHERIN, ROWENARAVENCLAWand HELGA
HUFFLEPUFF.
3. Houses of HOGWARTS
 The first one of the houses is GRYFFINDOR.
 Theyare supposed to be brave andcourageous.
 This house was foundedby GODRICGRYFFINDOR.
 The ghost of this house is NEARLYHEADLESSNICK.
4. Houses of HOGWARTS
 The secondhouse is SLYTHERIN.
 Theyare supposed to be shrewd and cunning.
 This house wasfounded by SALAZARSLYTHERIN.
 The ghost of this house is THEBLOODYBARON.
5. Houses of HOGWARTS
 The third house is RAVENCLAW.
 Theyare supposed to be intelligent and jealous.
 This house wasfounded by ROWENARAVENCLAW.
 The ghost of this house is THEGREYLADY.
6. Houses of HOGWARTS
 The fourthhouse is HUFFLEPUFF.
 Theyare supposed to be patient andloyal.
 This house wasfounded by HELGAHUFFLEPUFF.
 The ghost of this house is THEFATFRIAR.
7. THE HOCRUXES OF VOLDEMORT
 TomRiddle or Voldemort had 2 souls.
 He broke his 2nd soul in 7 parts in 7 different things/ persons.
 If all the 7 pieces were destroyed VOLDEMORTwould be vincible.
 These 7 pieces were calledTHE HOCRUXES.
 The hocruxes couldonly be destroyed by a BASILISK fang or THE SWORDOF
GODRIC GRYFFINDOR.
 If any one of themwere destroyed VOLDEMORTfelt a lot of painand anger.
15. Things of the founders of
HOGWARTS
 GODRIC GYFFINDOR:- THE SWORD OF
GRYFFINDOR.
 SALAZAR SLYTHERIN:- THE LOCKET OF
SLYTHERIN.
 ROWENA RAVENCLAW:- THE DIADEM OF
RAVENCLAW.
 HELGA HUFFLEPUFF:- THE CUP OF
HUFFLEPUFF.
16. THE DEATHLY HALLOWS
 The deathly hallows were the three
most powerful and dangerous things
in existence.
 Their were 3 brothers with these 3
things.
17. THE ELDERS WAND
 The first brother was ANTIOCH PEVERELL.
 He had THE ELDERS WAND which was the most powerful wand in
existence.
18. THE RESSURUCTION STONE
 The second brother was CADMUS PEVERREL.
 He had THE RESSURUCTION STONE which had the ability to get people
back from the dead.
19. THE CLOAK OF INVISIBILITY
 The third brother was IGNOTUS PEVERELL.
 He had THE CLOAK OF INVISIBILITY that could hide people by making
them invisible.