return {
  ['LShift'] = {key = 'LShift', device = 'Keyboard'},
  ['RShift'] = {key = 'RShift', device = 'Keyboard'},
  ['LAlt'] = {key = 'LAlt', device = 'Keyboard'},
  ['RAlt'] = {key = 'RAlt', device = 'Keyboard'},
  ['LCtrl'] = {key = 'LCtrl', device = 'Keyboard'},
  ['RCtrl'] = {key = 'RCtrl', device = 'Keyboard'},
  ['LWin'] = {key = 'LWin', device = 'Keyboard'},
  ['RWin'] = {key = 'RWin', device = 'Keyboard'},
}