package Ġwe . r ash ch enko . environments Ċ Ċ import Ġwe . r ash ch enko . base . Observable Activities Ċ import Ġwe . r ash ch enko . base . Tick ing Ċ import Ġwe . r ash ch enko . networks . Neural Network Ċ Ċ /** Ċ Ġ* ĠInterface Ġto Ġrepresent Ġ" the Ġworld " Ġoutside Ġthe Ġ[ Neural Network ]. Ċ Ġ* ĠIt Ġis Ġalive Ġ([ Tick ing ]) Ġand Ġhas Ġsome Ġpublic Ġ[ Observable Activities ] Ċ Ġ*/ Ċ interface ĠEnvironment Ġ: ĠTick ing , ĠObservable Activities ĊĊ