O- o - i Y T t E W--W-O- o - i Y T t E W--W-O- o - i Y T t E W--W-O- o - i Y T t E W--W - D D D S--S- S-s-s s s s s s P-P P D S s P D-D - D D D S--S- S-s-s s s s s-P-P P D S s P O - D s D s D s - s g- D s P - s P s P s P - P D- s P O - D s D s D s - s g- D s P - s P s P s P - P D- s P O--O- P s S - S H- h g D - D H- h g h-g D S s- S D - D O- P s S - S H- h g D - D H- h g h-g D S s- P O - D s D s D s - s g- D s P - s P s P s P - P D- s P O - D s D s D s - s g- D s P - s P s P s P - P D- s P O--O- P s S - S H- h g D - D H- h g h-g D S s- S D - D O- P s S - S H- h g D - D H- h g h-g D S s s P O