He knew that Shadow has a long memory , and that he would never forget the trick by which Chatterer had escaped , and so the only way Chatterer would ever be able to have a moment 's peace would be to leave the Green Forest for as long as Shadow the Weasel chose to stay there .
The green forest is mythical.
( z1 myth :domain ( z2 forest :ARG1-of ( z3 green ) ) )