The first candle is long, black and followed by a red candlestick which opens below and closes above the midpoint of the previous black candle's real body.
Confirmation occurs when a red candlestick indicates that buyers remain in control.
The first candle is long, white and followed by a black candlestick which opens above and closes below the midpoint of the previous white candle's real body. Confirmation occurs when a black candlestick indicates that buyers remain in control.