Solutions are between the brackets under each puzzle.
Drag your mouse from one bracket to the other.

a)

Bogoljubov vs Akiba Rubinstein, Stockholm, 1919
[ Rxf3 w/Re4 ]

b)

Bogoljubov vs Grekov, Kiev, 1914
[ Bxb6 w/Nxb6 Bb5 ]

c)

Bogoljubov vs S. Wainstein, Triberg, 1915
[ Rd4 ]

d)

Bogoljubov vs Alexei Selesniev, Triberg, 1916
[ Bxc5 ]

e)

Bogoljubov vs Richard Réti, Stockholm, 1919
[ Bf7+ w/Bxe7+ & Nf4 ]

Bogoljubov Puzzles, Part II. White to move and win except where noted.
a)

Bogoljubov vs Alexei Selesniev, Triberg, 1916
[ Bxc5 w/d6 & Nc7 ]

b)

White Mates in 6. Bogoljubov vs Rudolf Spielmann, Stockholm, 1919
[ Rdxd5 ]

c)

Bogoljubov vs Akiba Rubinstein, Stockholm, 1920
[ Rxe7+ w/Nxf6+ ]

d)

Bogoljubov vs Zoltan Von Balla, Bad Pistyan, 1922
[ Rd6 ]

e)

Bogoljubov vs Frederick Yates, Hastings, 1922
[ Nc4 ]

f)

Bogoljubov vs Richard Reti, Homberg, 1927
[ Re8+ w/Qg4+ & Qh4+ ]

g)

Bogoljubov vs Akiba Rubinstein, Bad Kissingen, 1928
[ Bxh7+ w/Qh5+ & Ng6 ]