Final answer:
In the book 'Holes', Stanley escapes by digging a hole under the fence with Zero's help.
Step-by-step explanation:
In the book 'Holes' by Louis Sachar, the character Stanley escapes by digging a hole under the fence with the help of his friend Zero. They begin digging in the camp's dried-up lake bed where they find a hidden compartment with tubes for breathing. They dig deeper into the ground, tunneling their way out to freedom.