Here are some chess puzzles from the games of Daniel Stellwagen. White to move and win except where noted.
Solutions are between the brackets under each puzzle. Drag your cursor from one bracket to the other.
a) Stellwagen vs Peter Doggers, Wijk aan Zee, 1999 1r1qrnk1/1b3pb1/pp2p1p1/3pP1P1/Pn3PBQ/1NN1B3/1PP4R/3R2K1 w - - 0 1 [ Ne4 w/Nf6+ ]
b) Stellwagen vs Guus Van Lingen, Soest, 2000 r5kr/pp1nb3/2p3pp/4P2n/3PN3/3B4/PPP3K1/R1B2R2 w - - 0 1 [ Bc4+ ]
c) Stellwagen vs Pieter Hopman, Amsterdam, 2001 2k2br1/1p3p2/3P2bp/p1n5/q2N2r1/4R3/BPP3PB/3R1Q1K w - - 0 1 [ d7+ if Qxd7 Nb5 or if Kxd7 Nb5+ Kc6 Na7+ mates ]
d) Stellwagen vs Luuk Van Kooten, Netherlands, 2001 4r1kb/3q1p1p/b5pB/p1pPP3/Pp3Q2/5N1P/5PP1/4R1K1 w - - 0 1 [ e6 if fxe6 dxe6 Qe7 Qf7+ Qxf7 exf7+ w/Ng5+ ]
e) Stellwagen vs Rob Van Wijk, Soest, 2001 1rqb1r1k/2pn1b1p/p1np1p2/P3pNp1/1pB1P1QN/2PPB2P/1P3PP1/R3R1K1 w - - 0 1 [ Bxf7 if Rxf7 Qh5 ]
Stellwagen Puzzles, Part II. White to move and win except where noted.
a) Stellwagen vs Stefan Van Blitterswijk, Wijk aan Zee, 2002 4rrk1/1b1qnpb1/p4n1p/3p1pQ1/1p1B3N/1B4N1/PPP3PP/R4R1K w - - 0 1 [ Qxg7+ Kxg7 Nh5+ Kh8 Nxf6 Qc8 Nxe8+ ]
b) White Mates in 3. Stellwagen vs Koneru Humpy, Wijk aan Zee, 2003 7R/3Q2p1/2p2nk1/pp4P1/3P2r1/2P5/4q3/5R1K w - - 0 1 [ Rxf6+ ]
c) Stellwagen vs Arkadij Naiditsch, Wijk aan Zee, 2003 rnr5/4R3/p2Q1pkp/1p1N4/6b1/5q2/PPP4P/1K1R4 w - - 0 1 [ Nf4+ if Kf5 Rd5+ mates ]
d) Stellwagen vs Guy Baete, Vlissingen, 2004 r1b2nr1/pp2kpb1/2qN1n1p/1Np1p1p1/4P1P1/BP5P/P1P2PB1/R2Q1RK1 w - - 0 1 [ Nxc8 ]
e) Stellwagen vs Freddie Van Der Elburg, Amsterdam, 2005 3rk1nr/6pp/p3p3/1pbq1pN1/5B2/5Q2/PPP3PP/R4R1K w - - 0 1 [ Nxe6 ]
f) Stellwagen vs Mateusz Bartel, Istanbul, 2005 r1b2rk1/pp1nb3/2p3Bp/4NppN/3P3P/q5Q1/2P2PP1/1R2R1K1 w - - 0 1 [ Nxd7 if Bxc7 Qe5 ]
g) Stellwagen vs Dimo Werner, Germany, 2006 3rkb1r/1p1bpppp/p1n1qn2/8/2N5/2N1B3/PPPQ1PPP/2KR1B1R w - - 0 1 [ Bb6 if Rc8 Re1 Qf5 Nd6# ]