Table:
text: V/Line P class
Locomotives
Locomotives
Locomotive Pre_conversion Entered_service_T Re_entered_service_P Owner_
P20 T337 23 September 1956 29 May 1985 Pacific National - Rural and Bulk
P21 T338 23 September 1956 27 June 1985 Pacific National - Rural and Bulk
P22 T328 18 June 1956 11 September 1985 Pacific National - Rural and Bulk
P23 T326 28 May 1956 11 September 1985 Pacific National - Rural and Bulk

text: V/Line P class
Locomotives
Locomotives
Locomotive Pre_conversion Entered_service_T Re_entered_service_P Owner_
P11 T336 9 May 1956 5 June 1984 V/Line Passenger
P12 T329 18 June 1956 7 June 1984 V/Line Passenger
P13 T340 30 October 1956 10 July 1984 V/Line Passenger
P14 T330 2 July 1956 1 August 1984 V/Line Passenger
P15 T344 9 December 1956 22 October 1984 V/Line Passenger
P16 T332 22 July 1956 23 November 1984 V/Line Passenger
P17 T327 28 May 1956 19 December 1984 V/Line Passenger
P18 T339 7 October 1956 15 February 1985 V/Line Passenger
P19 T331 2 July 1956 26 March 1985 Pacific National - Rural and Bulk

Question: On what date was the T328, which entered service on June 18, 1956, returned to Class V/Line P service?