A piece moves along the line toward another piece closing its line of action.
See also: Bristol.
Petkov, Petko A.
Shakhmatna Misl, 1979
1st Prize
1.Bd5
Re2
2.dxe2
Bd4#
1.Qc4
Be3
2.fxe3
Rh2#
Wikstrom, Elof
Tidskrift för Schack, 1964
1.Qa1
Bh8
2.Qe5
Se8
3.Kd4
Sg7
4.Qd5
Se6#
Avner, Uri
Witztum, Menachem
Maroc Echecs TT-3, 2013
1st Prize
1...Kf3
2.Sxb6
Bf7
3.Sb5
Se6#
1...Kg5
2.Sb5
Rd2
3.Sxb6
Sd3#
FEN: 3R1qb1/1p2p3/1Ppn2p1/2k1P3/r1n2NKR/6PP/B7/2br4
External links:
Abdurahmanović, Fadil
Schach-Echo, 1980 (v)
4th HM
1.Se3
Sxf3+
2.Qe5
Rd4#
1.Sd4
Sc4+
2.R1e5
Se3#
1.Se7
Sd7+
2.Be5
Sf6#
1.Sf6
Sxc6+
2.R8e5
Se7#
Paliulionis, Viktoras
Probleemblad, 1988
3rd Prize
1.Re2
Bc1
2.Qd2
Sa3
3.Ke3
Sc2#
1.Qh7
Bc2
2.Qd3
Bf6+
3.Ke4
Sc3#