(Program
  (ExpressionStatement
  { (Assignment
      (MemberAccess
        (Identifier)
        (Identifier))
      (If
        (MemberAccess
          (Identifier)
          (Identifier))
        (MemberAccess
          (Identifier)
          (Identifier))
        (MemberAccess
          (MemberAccess
            (Identifier)
            (Identifier))
          (Identifier))))
  ->(If
      (Identifier)
      (Identifier)
      (Identifier)) }))