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.
Prophecy of the Force
The upcoming elections on Gala are threatened by turmoil as the dying queen seeks to install a democracy, the prince resists, and a separatist faction stirs trouble. It is up to Qui-Gon and Obi-Wan to smooth things over.
A queen is dying. Her angry son is conspiring to thwart his planet's elections and maintain his rule. But he might not be her only heir. There may be another bearing the elusive Mark of the Crown.
Qui-Gon Jinn and young Obi-Wan Kenobi come to the planet of Gala as guardians of peace. Now they are facing a deadly battle for power and royal position.
The true heir must be found.
The Jedi must find the way.