Table:
text: Czechoslovakian International
Winners
Winners
Year_ Mens_singles Womens_singles Mens_doubles Womens_doubles Mixed_doubles
1977 Willy Nilsson Inge Borgström Michael Wilks Peter Bullivant Monika Cassens Angela Michalowski Rob Ridder Marja Ridder
1978 Michael Schnaase Monika Cassens Eddy Sutton Alen Connor Monika Cassens Angela Michalowski Karl-Heinz Zwiebler Eva-Maria Zwiebler
1979 Steen Fladberg Kirsten Larsen Steen Fladberg Jens Peter Nierhoff Sally Leadbeater Gillian Clark Kenneth Larsen Charlotte Pilgaard
1980 Michael Kjeldsen Rikki von Sörensen Jan Hammergaard-Hansen Jens Peter Nierhoff Kathleen Redhead Gillian Clark Edgar Michalowski Monika Cassens
1981 Ulf Johansson Diane Simpson Gerry Asquith Duncan Bridge Diane Simpson Catharine Troke Edgar Michalowski Monika Cassens
1982 Steve Butler Catharine Troke Steve Butler Nigel Tier Svetlana Belyasova Petra Michalowsky Anatoliy Skripko Svetlana Belyasova

Question: What was the women's singles, what was the men's doubles, were Steen Fladberg, Jens Peter Nierhoff at the Czechoslovak internationals?