package Ġcom . github . sh atter ed software . sh atter ed re clamation . data Ċ Ċ data Ġclass ĠRe clamation World ( val Ġperiod : ĠInt , Ġval Ġspread : ĠList < Spread Group >, Ġval Ġdecay : ĠList < Dec ay Group >)