Table:
text: Czech International
Previous winners
Previous winners
Year_ Men_s_singles Women_s_singles Men_s_doubles Women_s_doubles Mixed_doubles
2004 Per-Henrik Croona Katja Michalowsky Mike Beres William Milroy Britta Andersen Mie Schjott Kristensen Jesper Thomsen Britta Andersen
2005 Przemysław Wacha Susan Hughes Chris Langridge Chris Tonks Nadiezda Kostiuczyk Kamila Augustyn Henri Hurskainen Johanna Persson
2006 Jan O Jorgensen Ragna Ingolfsdottir Robert Adcock Robin Middleton Mie Schjott-Kristensen Christinna Pedersen Liza Parker Robin Middleton
2007 Arvind Bhat Rachel van Cutsen Kasper Henriksen Rasmus Bonde Mie Schjott-Kristensen Christinna Pedersen Rasmus Bonde Christinna Pedersen
2008 Chetan Anand Ella Diehl Kasper Henriksen Christian Skovgaard Helle Nielsen Marie Roepke Rasmus Bonde Helle Nielsen
2009 Petr Koukal Trupti Murgunde Mads Conrad-Petersen Mads Pieler Kolding Maria Helsbol Anne Skelbaek Viki Indra Okvana Gustiani Megawati

Question: Who played in men's singles during the tournament where Ragna Ingolfsdottir played in women's singles in Czech International?