Sub ClearYellowCells()
Dim plg$: Application.ScreenUpdating = 0: ActiveSheet.Unprotect
plg = "E3:F3, K3:P3, G4:H7, K4:L4, K5, F8:L8, G9:G10, J9:L9, J10:M10, F11:G11, J11:K11, " _
& "G12:K12, P4:P12, H13:J13, G14:K14, N13:P14, H15:I15, O15:P15, F16:P16, E17:P18, " _
& "G19:P19, D21:L23, E25:P28, F29:P29"
Range(plg) = Empty: ActiveSheet.Protect
End Sub