how to do exploring bhavcopydata futures only first month

[ford7k]

hi friends
I have data of futures for first,second,third months like LT-I,LT-II & LT-III
how to do explore only first month futures say those above ema20 line
can anybody help solve this riddle please!
ford

 

[manishchan]

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[abcpankaj]

make a watchlist of only first month futures & run explorer on only that watchlist