I do not know what it means. Much is obscure and often Q includes information that will later prove meaningful.
I did a search and found only one other use of the
(G) construct in Q drop 780 which explains a lot of things so I can't do a gloss of it. You have to go look at it yourself.
https://criminalsandliars.wordpress.com/2018/02/19/q-anon-makes-bombshell-prediction-of-upcoming-dhs-election-fraud-report/comment-page-1/
in reference to the Q drop 870 on Feb 16, 2018
"US50-EIC guidelines as set forth in Section VII"
"we recommend the adoption of 8(E)(F)(G)(H) be made immediately to combat sources & methods currently being deployed to ………………………….."