Here are some chess puzzles from the games of Adolf Georg Olland. 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) White Mates in 5. Olland vs Heinrich Wolf, Hannover, 1902 3brr1k/2p4q/p1p2n1Q/3pN3/2P5/1P4R1/PB3PPP/6K1 w - - 0 1 [ Ng6+ Kg8 Ne7+ Kh8 Bxf6+ ]
b) Olland vs GJ van Gleder, Utrecht, 1915 r6k/2p2p1p/p5r1/2q1pb1N/7Q/6PP/P4P2/3RR1K1 w - - 0 1 [ Rd8+ if Rxd8 Qxd8+ Rg8 Qf6+ mates ]
c) Olland vs Max Marchand, Utrecht, 1917 2qr2k1/rp2b1pp/p1P2n2/1P1p1p2/3Pp3/PQ5P/1B2BPP1/2R2RK1 w - - 0 1 [ b6 w/cxb7 & Rc7 ]
d) White Mates in 3. Olland vs Max Euwe, Utrecht, 1921 4rk2/2pQ1p2/2p2B2/2P1P2q/1b4R1/1P6/r5PP/2R3K1 w - - 0 1 [ Bg7+ ]
Olland Puzzles, Part II. Black to move and win.
a) Dawid Janowski vs Olland, Carlsbad, 1907 r2r2k1/1p2qppp/2n5/pNbnp3/2B5/PP2PP2/1BQ2P1P/R4RK1 b - - 0 1 [ ...Nxe6 w/...Bxe3+ & ...Rd2 ]
b) GJ van Gleder vs Olland, Utrecht, 1915 5r1k/p1p1q3/3p3p/2p1b3/Q2R1p1P/1BP2Pp1/P1PK2P1/4r1BR b - - 0 1 [ ...Rxg1 Rxg1 Bxd4 if Re1 Bxc3+ ]
c) GJ van Gleder vs Olland, Utrecht, 1915 r4rk1/pp3ppp/2pp4/4n3/B2bPPq1/2NP1P2/PPPQK2P/5R1R b - - 0 1 [ ...Nxf3 ]
d) Richard Reti vs Olland, Utrecht, 1920 1k1r4/ppp3R1/4r3/2Q1np1P/4q3/1P6/PBPP4/2KR4 b - - 0 1 [ ...Rc6 if Rxc7 Rxc5 ]