Table:
text: 2004–05 Rangers F.C. season
Out
Out
Nat_ Name_ Moving_to Type_ Transfer_window Transfer_fee
GER Christian Nerlinger Free Agent Transfer n/a n/a
BRA Emerson Free Agent Transfer n/a n/a
POR Nuno Capucho Free Agent Transfer n/a n/a
NOR Henning Berg Retired End of contract Summer n/a
NED Michael Mols Utrecht End of contract Summer n/a
NED Frank de Boer Al Rayyan End of contract Summer n/a
NED Ronald de Boer Al Rayyan End of contract Summer n/a
SCO Darryl Duffy Falkirk End of contract Summer n/a
SCO Billy Gibson Partick Thistle End of contract Summer n/a
SCO Andy Dowie Partick Thistle End of contract Summer n/a

Question: What is the Christian Nerlinger transfer window for Rangers FC for the 2004/05 season?