wfg_inp2 = deltaEncode 1.0 $
    [Event 1.0, NoEvent,   NoEvent,   NoEvent,
     Event 2.0, NoEvent,   NoEvent,   NoEvent,
     Event 3.0, Event 4.0, Event 4.0, NoEvent,
     Event 0.0, NoEvent,   NoEvent,   NoEvent]
    ++ repeat NoEvent
wfg_inp2 = deltaEncode 1.0 $
    [Event 1.0, NoEvent,   NoEvent,   NoEvent,
     Event 2.0, NoEvent,   NoEvent,   NoEvent,
     Event 3.0, Event 4.0, Event 4.0, NoEvent,
     Event 0.0, NoEvent,   NoEvent,   NoEvent]
    ++ repeat NoEvent
wfg_inp2 = deltaEncode 1.0 $
    [Event 1.0, NoEvent,   NoEvent,   NoEvent,
     Event 2.0, NoEvent,   NoEvent,   NoEvent,
     Event 3.0, Event 4.0, Event 4.0, NoEvent,
     Event 0.0, NoEvent,   NoEvent,   NoEvent]
    ++ repeat NoEvent