select distinct substring(name,1,1) from stamps ,color_master,np_master where np_master.np_code=stamps.np_code and np_master.np='P' and color_master.color_code=stamps.color_code and color_master.color='Light Brown' and stamps.serial_no='1068' order by substring(name,1,1)
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Currency >> P >> Color >> Light Brown >> Serial Number >> 1068 >> Alpha >> P >>