GBPUSD wave structure in 4H time frame

-The daily timeframe is in a downtrend, currently a bullish pullback wave
-The 4H time frame is in an uptrend, currently a bearish pullback wave
-15M time frame is in an uptrend, currently a bearish pullback wave
-15M and 4H have the same downtrend.
-If the Swing Low of the 15M timeframe is broken. We look for opportunities to sell down