Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Silverspur Warboots Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Silverspur Warboots suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Blizzard numbers items as they are created, so the named items next to ID 90446 (90441 to 90451) were usually added in the same batch as Silverspur Warboots: the same quest line, zone, vendor or reward set.