At least 4 consecutive moves of a piece in shape of zigzag.
Alias: Snake.
Semenenko, Oleksandr
A. Kirichenko-60 JT, 2015
4th-5th Prize
1...e4
2.Be3
exf5
3.a1=B
fxe6
4.Bad4
exf7
5.Ba7
fxe8=Q
6.Beb6
Qc8#
FEN: 1n2r3/5p2/kbn1r3/pb3p2/8/3p1q2/p3P3/4K3
Mihajloski, Zlatko
Abdurahmanović, Fadil
SuperProblem, 2015
1st-2nd Prize
1.Be3
Bf2
2.g5
Kf1
3.g4
Ke2
4.g3
Be1
5.g2
Bd2
6.g1=S+
Kd1
7.Se2
Kc2
8.Sc3
Bc1
9.Sa2
Bb2#
Caillaud, Michel
Die Schwalbe, 1983
3rd Prize
1.Bb7
a4
2.Bc8
a5
3.Bd7
a6
4.Be8
a7
5.Bf7
a8=Q
6.Bg8
Qf8
7.Bh7
Qf4#