Jun. 6—Mimi Gu had an inkling about how this high school tennis season would play out. The West Fargo Sheyenne junior thought she had a chance to win the North Dakota state girls singles championship, but figured Mandan senior Elizabeth Felderman would be standing in the way. So, Gu prepared all year for that match. Her out-of-season tennis coach Oliver Summers at times mimicked Felderman's .