### Here are some chess problems composed by K. Erlin. White Mates in 3.

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

a)
8/8/8/7k/4N2B/8/5K2/6R1 w - - 0 1
[ Rg8 if Kxh4 Nf6 or if Kh6 Bg5+ ]

b)
8/1B1R4/1kN5/8/8/1K6/8/8 w - - 0 1
[ Ne7 if Ka5 (or Kb5 or Kc5) Nc8 or if Ka7 Kb6 ]

c)
1N6/8/1p6/1k6/8/8/2QK4/8 w - - 0 1
[ Kc3 if Kc5 Qd3 or if Ka5 Kb3 ]

d)
8/8/2p5/1p6/8/k1K4Q/8/8 w - - 0 1
[ Qd3 if b4+ Kc2+ or if c5 Qxb5 or if Ka4 Qd4+ or if Ka2 Qc2+ ]

e)
8/4K3/8/8/4Bk2/8/2Q2P2/8 w - - 0 1
[ Qc6 if Kg5 (or Kg4) Bf3(+) or if Ke5 Qd5+ ]

K. Erlin Problems, Part II. White Mates in 3.
a)
8/4Q3/4P3/4k3/8/4BP2/K4P2/8 w - - 0 1
[ Kb3 if Kd5 Bd4 or if Kf5 Bf4 ]

b)
Meckl. Schachztg., 1894?
8/8/8/8/6R1/3K1p2/3B4/5k2 w - - 0 1
[ Bg5 if f2 Bh4 or if Kf2 Be3+ ]

c)
8/3N4/3k3B/P7/Q7/1K6/8/8 w - - 0 1
[ Nc5 if Kxc5 (or Kd5) Bf4 or if Ke5 (or Kc7 or Ke7) Qd7(+) ]

d)
1K6/1pBB4/8/8/3k4/8/Q7/8 w - - 0 1
[ Bb5 if Kc3 Bb6 or if Ke4 Qe6+ or if Ke3 Qe2+ ]

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