Five openings and five defenses
"... Overall, I would advise most players to stick to a fairly limited range of openings, and not to worry about learning too much by heart. ..." - FM Steve Giddins (2008)
just pick up one very good repertoire and never change it .For example
white 1d4:
- queen gambit deciled with Nf3 and minority attack
-slav main line with Ne5
-semi slav anti-meran
-queen gambit accepted 3e3 and play with IQP
-queen indian-4bf4
-bogo indian 4nbd2
-king indian- Bayonet Attack
-Grunfeld defence 4Nf3 bg7 5Bg5 and again minority attack
-Benoni- Modern Main line
-Dutch-2Bg5
Black vs e4
Sicilian Najdorf
-alapin 2..d5
-closed -main line with g6 bg7 and minority attack rb8 b5
-Grad Prix attack - main line anser f5 with gxf5 and not castle
-Mora Gambit- finegold defence
-bb5 sicilian 3bd7 with idea g6 bg7 nc6 0-0
--Najdorf 2nf3 d6 3d4 cxd4 4nxd4 nf6 5Nc3 a6
-- 6bg5 - gotenborg defence e6 7 f4 be7 8qf3 h6 9bh4 g5
--6be3 -ng4
--6 f3 qb6
--6 bc4 e6 70-0(bb3 nbd7)be7 8bb3 0-0 and play qc7 b5 bb7 nbd7 like Fischer -Tal
--6Be2- e5 ,be7 0-0 be6
--6f4 qc7 and g6 bg7 0-0 b5 bb7 nbd7
--6h3 e5 7ne2 h5
--6g3 e5
black vs d4,c4,nf3
Queen gambit deciled
1d4 d5 2c4 e6 3nc3 be7
-exchange 4cxd5 exd5 5bf4 c6 6e3 bf5 7g4 be6 8h4 nd7 9g5 nf8
--4nf3 nf6 5 bf4 -c5 var
--4nf3 nf6 5bg5 0-0 6e3 h6 7 bh4 b6- tartakower var
-- 1c4 e6 white cant avoid queen gambit deciled
--london symetrical var and meet c4 with bxb1 and bb4
--KIA 1nf3 d5 2g3 bg4 3bg2 nd7
--aganist othere stuff just develop your pieces and castle