KtNameReferenceExpression(8,9): 'r'
  KtSimpleNameReference:
    package r

KtNameReferenceExpression(48,51): 'Int'
  KtSimpleNameReference:
    (in kotlin) class Intprivate constructor : kotlin.Number(), kotlin.Comparable<kotlin.Int>, java.io.Serializable

KtNameReferenceExpression(68,71): 'Int'
  KtSimpleNameReference:
    (in kotlin) class Intprivate constructor : kotlin.Number(), kotlin.Comparable<kotlin.Int>, java.io.Serializable

KtNameReferenceExpression(74,78): 'Base'
  KtSimpleNameReference:
    (in r.A.Base) constructor(x: kotlin.Int)

KtNameReferenceExpression(79,80): 'x'
  KtSimpleNameReference:
    x: kotlin.Int