Greater Greater Washington did us political nerds a huge favor, giving us the same options that D.C. Councilmembers Jack Evans (Ward 2), Michael A. Brown (At-Large) and Phil Mendelson (At-Large) will have with the “Redistricting Game,” in which D.C. residents can mess around with the District’s ward and ANC borders. So how difficult will it be for Evans, Brown and Mendelson to move things around?