This document discusses a process that occurs in two alternating phases: a "before" phase and an "after" phase. The "before" phase is followed by the "after" phase, then again the "before" phase and so on, with the two phases alternating repeatedly throughout the process.

1. Antes

2. DESPUES

3. ANTES

4. DESPUES

5. ANTES

6. DESPUES

7. ANTES

8. DESPUES