Complex sentence: This REP (which begins at 1 and can increase to 10) is acquired by doing quests in a certain location; examples of Reputation Classes include "Troll Spellsmith", "Darkblood Stormking", and "Chaos Berserker".
Split into simpler sentences: This REP (which begins at 1 and can increase to 10) is acquired by completing quests in a certain location. Examples of Reputation Classes include "Troll Spellsmith", "Darkblood Stormking", and "Chaos Berserker".