package Ġcom . example . data . sub way Ċ Ċ import Ġandroidx . annotation . Keep Ċ import Ġandroidx . room . Embedded Ċ import Ġandroidx . room . J unction Ċ import Ġandroidx . room . Relation Ċ Ċ @ Keep Ċ internal Ġdata Ġclass ĠStation With Lines ( ĊĠĠĠ Ġ@ Embedded Ġval Ġstation : ĠStation , ĊĠĠĠ Ġ@ Relation ( ĊĠĠĠĠĠĠĠ Ġparent Column Ġ= Ġ" station Idx ", ĊĠĠĠĠĠĠĠ Ġentity Column Ġ= Ġ" line Idx ", ĊĠĠĠĠĠĠĠ Ġassociate By Ġ= ĠJ unction ( Station Line Cross Ref :: class ), ĊĠĠĠ Ġ) ĊĠĠĠ Ġval Ġlines : ĠList < Line > Ċ ) Ċ