Here are some chess puzzles taken from the games of Ernesto Inarkiev,
the new Russian Champion.
It's White to move and win except where noted.

a) http://wtharvey.com/inarba.png
Inarkiev vs Dmitry Bocharov, Vladimir, 2002
1r3r1k/3bbp1p/p2p1p1Q/q3pP1B/1p2P3/1PP5/P3N1PP/R4R1K w - - 0 1

b) http://wtharvey.com/inarbb.png
White Mates in 4.
Inarkiev vs Elmira Mirzoeva, Linares, 2003
r5r1/1bqp3p/2n1p1kP/2p1P1p1/p1P1R3/P2N1PK1/1P6/2Q2B1R w - - 0 1

c) http://wtharvey.com/inarbc.png
Inarkiev vs Petr Kiriakov, Tomsk, 2004
1n3rkr/2q1bp2/p1P1p1p1/2B1PnNp/1p3N1P/5QP1/P4PK1/2R2R2 w - - 0 1

d) http://wtharvey.com/inarbd.png
White Mates in 4.
Inarkiev vs Evgeny Postny, Ermioni, 2006
5r1k/4R3/6pP/r1pQPp2/5P2/2p1PN2/2q5/5K1R w - - 0 1

e) http://wtharvey.com/inarca.png
Black to move and win.
Andrey Kvon vs Inarkiev, Gurzuf, 1999
3rr1k1/p4p1p/4b1pQ/4p3/1p3n2/1N3PN1/PPP2qPP/R5RK b - - 0 1

Solutions are posted at the top of http://www.wtharvey.com/prodex.html

More Inarkiev puzzles are found at http://www.wtharvey.com/inar.html

WH