Solution:
1...Be4/Nf4/Qh3/Qh2/Qh1/Qxh5/Qg3/Qf2/Qe1/Qxg5 2.Qxa4#
1...Rd2/Rd1/Rdxd4/Rb3/Nc3 2.Nb3#
1...Nde3 2.Qxb6#
1...Ne7/Nf6/Nc7 2.Bd2#
2 tries skipped1.Qc3+??
1...Ncb4/Nxc3/Ndb4/Rb4/Qb4 2.Nb3#
but 1...Rxc3!
1.Qxb6+??
1...Nxb6 2.Bd2#
but 1...Bxb6+!
1.Nd6! (2.Nb7#)
1...Nde3 2.Qxb6#
1...Ne7/Nf6/Nc7 2.Bd2#
1...Nf4 2.Qxa4#
1...Nc3 2.Nb3#
1...Ndb4 2.Nc4#
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Eduardo Sadier Twomovers Collection (pgn)
[Event "?"]
[Site "Die Schwalbe, 1952"]
[Date "1952.??.??"]
[Round "?"]
[White "FLECK Ferenc"]
[Black " #2"]
[Result "1-0"]
[SetUp "1"]
[FEN "2N5/K2B4/1p6/k2n2BR/r2Q3q/P2r4/2n3b1/2N3b1 w - - 0 1"]
1. Nd6 1-0
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Eduardo Sadier Twomovers Collection (pgn)
[Event "?"]
[Site "Die Schwalbe, 1952"]
[Date "1952.??.??"]
[Round "?"]
[White "ISSLER & JORGENSEN & KAUL & PETROVIC "]
[Black " #2"]
[Result "1-0"]
[SetUp "1"]
[FEN "2N5/K2B4/1p6/k2n2BR/r2Q3q/P2r4/2n3b1/2N3b1 w - - 0 1"]
1. Nd6 1-0
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ProblemsPGN.rar (pgn)
[Event "Die Schwalbe 1952"]
[Site "Die Schwalbe 1952"]
[Date "1952.??.??"]
[Round "?"]
[White "PETROVIC, Nenad"]
[Black "#2"]
[Result "1-0"]
[SetUp "1"]
[FEN "2N5/K2B4/1p6/k2n2BR/r2Q3q/P2r4/2n3b1/2N3b1 w - - 0 1"]
[PlyCount "1"]
[EventDate "1952.??.??"]
1. Nd6 1-0
-
Problemiste PBM Collections (pbm2py)
Author PETROVIC, Nenad
Origin Die Schwalbe 1952
Remark file://Petrovic.pbm/31
Stipulation #2
Forsyth 2S5/K2B4/1p6/k2s2BR/r2Q3q/P2r4/2s3b1/2S3b1
-
Leo Mano Forsyth Collection (forsyth)
[Event "#2"]
[White "PETROVIC, Nenad"]
[Site "Die Schwalbe 1952"]
[ECO "pet5212"]
2N5/K2B4/1p6/k2n2BR/r2Q3q/P2r4/2n3b1/2N3b1
-
Leo Mano Forsyth Collection (forsyth)
[Event "#2"]
[White "PETROVIC, Nenad"]
[Site "Die Schwalbe 1952"]
2N5/K2B4/1p6/k2n2BR/r2Q3q/P2r4/2n3b1/2N3b1
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Fritz Schonert Collection (text/plain)
???????? N. Petrovic / A. Volkmann / W. Issler / K. Kaul
???????? Die Schwalbe
???????? 1952
????????
????????
???????? 1.Sc8-d6 !
???????? Ka7 Dd4 Th5 Ld7 Lg5 Sc1 Sc8 Ba3
??????? Ka5 Dh4 Ta4 Td3 Lg1 Lg2 Sc2 Sd5 Bb6
Matt in 2 8+9=17
1015
1016
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The Meson by Brian Stephenson (weblink)
http://www.bstephen.me.uk/cgi-bin/meson_display.pl?pid=17937
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Gabriel Török Twomovers Collection (csv)
"JÖRGENSEN-PETROVIC-VOLKMANN";"DIE SCHWALBE";1952;;"2x";"Jd6";"a7";"d4";"h5";;"c1";"c8";"d7";"g5";"a3";;;;;;;;"a5";"h4";"a4";"d3";"c2";"d5";"g1";"g2";"b6";;;;;;;
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Gabriel Török Twomovers Collection (csv)
"PETROVIC-VOLKMANN -JORGENSEN";"DIE SCHWALBE";1952;"W. I";"2x";"Jd6";"a7";"d4";"h5";;"c1";"c8";"d7";"g5";"a3";;;;;;;;"a5";"h4";"a4";"d3";"c2";"d5";"g1";"g2";"b6";;;;;;;
-
Gabriel Török Twomovers Collection (csv)
"VOLKMANN -PETROVIC-JORGENSEN";"DIE SCHWALBE";1952;;"2x";"Jd6";"a7";"d4";"h5";;"c1";"c8";"d7";"g5";"a3";;;;;;;;"a5";"h4";"a4";"d3";"c2";"d5";"g1";"g2";"b6";;;;;;;