select distinct substring(name,1,1) from stamps ,color_master where year(stamps.issue_date)=1986 and month(issue_date)=12 and color_master.color_code=stamps.color_code and color_master.color='Multicolour' order by substring(name,1,1)
IndianPost
Issue Date >> year >> 1986 >> month >> December >> Color >> Multicolour >> Alpha >> A >>