Nº13 Michael Pasman


Section B.1.

Michael Pasman (Israel)


Logical try : 1.Ra1? Rxa1 2.e7 Ra8 difference from main line : no fork on c6;
1.Ra4? Nd4!=

1…Kb2 2.Ra4! (2.Ra6 Nf4!) 2…Nc3 (2…Ng3) 3.Ra6! Nd5 4.Kf8+-; black can’t go too far with the king :
1…Kc2 2.Nd8! Nf4 3.Kf7! Rf1 4.Nc6! Nxd3+ 5.Kg7 Rg1+ 6.Kh6 Rh1+ 7.Kg5 Rg1+ 8.Kf5 Rf1+ 9.Kg4 Rg1+ 10.Kf3 Rf1+ 11.Kg2+-

2.Ra1!! Rook sacrifice to allow white e-pawn to move forward
2.e7? Nd4! 3.Ra7 Nc6!=

2…Rxa1 3.e7 Ra8 4.Nd8! Nd4! 5.Kf6!!
Try : 5.e8Q? Rxd8=
5.Kg6? Ra6+ 6.Kg5? Ne6+=

5…Ra6+ 6.Ke5!
6.Kg5? Ne6+=

6…Rd6!! 7.Ke4!!
Thematic try : 7.e8Q? Rxd8 8.Qe7+ Kb5 9.Qb7+ Kc5 10.Qa7+ Kc6! 11.Qa6+ Kc7! 12.Qa5+ Kb7! 13.Qb4+ Kc7!=
7.Kxd6? Nf5+=

7…Ne6 8.Nc6+!
Thematic try : 8.e8Q? Nxd8! 9.Qe7 Kc5 10.d4+ Kc6=

8…Rxc6 9.e8Q+-

Thematic try : 9.e8Q? Nc7!! (9…Rxc6 10.d4++-) 10.Qc8 Kxc6=

9…Nxd4 10.Nxd4
10.e8Q again draw

10…Re6+!? 11.Nxe6+ Kd6 The last position is known before from study of Haga, 1925 12.e8R!+-

7 times (including now) white could promote a queen without beeing captured. But he didn’t do it , because it was leading do draw. Finally he promotes a rook (instead of sacrificed rook – Phenix) and winning.
12.e8Q? Stalemate