BBY/ABY is used to position items along the Star Wars Timeline. BBY refers to Before the Battle of Yavin. ABY refers to After the Battle of Yavin. The Battle of Yavin in Episode IV: A New Hope occured in 0 BBY/ABY.
The Youtini Expanded Universe Ranking system is a 1-5 scale that ranks EU book quality, difficulty, and importance. Books closer to Level 1 are easier to read and understand, more important, and of higher quality.
As an apprentice, Obi-Wan Kenobi is blamed for the death of another Jedi student. With the help of his Master, Qui-Gon Jinn, Obi-Wan must fight to clear his name. But even if he is found not guilty, he has gained an enemy for life—the dead boy's vindictive father.
Twelve years later, Obi-Wan is a Jedi Knight, with his own young apprentice, Anakin Skywalker. Anakin doesn't know about the secrets Obi-Wan is hiding. But as the past comes back to attack them, Obi-Wan and Anakin must fight deception with truth—and face off against enemies both new and old.