STUDIES BY THEME
Attacking the King
Stalemate
Pawn promotion
Domination
Positional fortresses and their destruction
Draws by perpetual check or by repetition
Other ideas and conjunction of ideas
ENDING STUDIES
Pawn endings
Minor Piece endings
Rook endings
Queen endings
Piece vs pawn
Rook against minor piece
Queen against other piece
Other endings
GALLERY OF CHESS COMPOSERS
Kubbel
Kasparyan
Troitzky
Rinck
Platov M. and V.
Nadareishvili
Prokesh
Chekhover
Grigoryev
Mattison
Pogosyants
Seleznyov
Kaminer
Gurvich
Reti
Duras
VARIOUS GRADES BY DIFFICULTY
ELO less than 1900
ELO from 1900 to 2000
ELO from 2000 to 2200
ELO from 2200 to 2300
ELO greater than 2300