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Subject: Re: 009 - mate in xx ?

Author: Mike Byrne

Date: 18:28:13 09/03/02

Go up one level in this thread


Crafty 17.16 SE sees a mate in 17 in 51 seconds. drops to mate in 12 @ 9:42

White(2): [D] 3B4/4p3/4P3/6bp/7k/5K1P/7P/5B2 w - - 0 1
White(1): go
end-game phase
              clearing hash tables
              time surplus   0.00  time limit 100:00 (100:00)
         nss  depth   time  score   variation (1)
                4->   0.00   6.48   1. Bg2 Bf6 2. Kf4 Bg5+
                5     0.00     --   1. Bg2
                5     0.00   6.04   1. Bg2 Bf6 2. Kf4 Bg5+ 3. Kf5 Bf6
                5     0.02     ++   1. Bb6!!
                5->   0.02   6.43   1. Bb6
                6     0.03   6.26   1. Bb6 Bh6 2. Bf2+ Kg5 3. Be3+ Kg6
                                    4. Bd3+ Kg7 5. Bd4+ Kf8 6. Bf5 Bd2
                6->   0.05   6.26   1. Bb6 Bh6 2. Bf2+ Kg5 3. Be3+ Kg6
                                    4. Bd3+ Kg7 5. Bd4+ Kf8 6. Bf5 Bd2
                7     0.05   6.26   1. Bb6 Bh6 2. Bf2+ Kg5 3. Be3+ Kg6
                                    4. Bd3+ Kg7 5. Bd4+ Kf8 6. Bf5 Bd2
                                    <HT>
                7->   0.05   6.26   1. Bb6 Bh6 2. Bf2+ Kg5 3. Be3+ Kg6
                                    4. Bd3+ Kg7 5. Bd4+ Kf8 6. Bf5 Bd2
                                    <HT>
                8     0.08     ++   1. Bb6!!
         (4)    8->   0.09   6.65   1. Bb6 Bh6 2. Bf2+ Kg5 3. Be3+ Kg6
                                    4. Bd3+ Kg7 5. Bd4+ Kf8 6. Bf5 Bd2
                                    <HT>
                9     0.14     ++   1. Bb6!!
         (4)    9->   0.17   7.04   1. Bb6 Bh6 2. Bf2+ Kg5 3. Be3+ Kg6
                                    4. Bd3+ Kg7 5. Bd4+ Kf8 6. Bf5 Bd2
                                    7. h4 <HT>
bad move from hash table, ply=714*  1. Bb6
bad move from hash table, ply=7
               10     0.33     ++   1. Bb6!!
         (3)   10     0.53   8.83   1. Bb6 Bh6 2. Bc5 Kg5 3. Bxe7+ Kf5
                                    4. Bc4 Bf4 5. Bc5 Bg5 6. e7 Bxe7 7.
                                    Bxe7
               10->   0.61   8.83   1. Bb6 Bh6 2. Bc5 Kg5 3. Bxe7+ Kf5
                                    4. Bc4 Bf4 5. Bc5 Bg5 6. e7 Bxe7 7.
                                    Bxe7
               11     0.70     --   1. Bb6
               11     1.70   8.45   1. Bb6 Bf6 2. Be3 Be5 3. Bc5 Kg5 4.
                                    Bxe7+ Kf5 5. Bc4 h4 6. Bxh4 Bxh2
               11     1.77     ++   1. Bg2!!
               11     1.80  11.57   1. Bg2 Bf6 2. Kf4 Bg5+ 3. Kf5 Bf6 4.
                                    Bc7 Be5 5. Kxe5 Kg5 6. Bd8 Kg6 7. Bxe7
         (4)   11->   1.81  11.57   1. Bg2 Bf6 2. Kf4 Bg5+ 3. Kf5 Bf6 4.
                                    Bc7 Be5 5. Kxe5 Kg5 6. Bd8 Kg6 7. Bxe7
         (3)   12     2.02  11.57   1. Bg2 Bf6 2. Kf4 Bg5+ 3. Kf5 Bf6 4.
                                    Bc7 Be5 5. Kxe5 Kg5 6. Bd8 Kh6 7. Bxe7
                                    Kg6
               12     2.52     ++   1. Ke4!!
               12    25.47  20.64   1. Ke4 Bf6 2. Kf5 Bg5 3. Bc4 Kxh3 4.
                                    Kxg5 Kg2 5. Bxe7 Kg1 6. Bd6 Kh1 7.
                                    Kxh5
               12->  25.47  20.64   1. Ke4 Bf6 2. Kf5 Bg5 3. Bc4 Kxh3 4.
                                    Kxg5 Kg2 5. Bxe7 Kg1 6. Bd6 Kh1 7.
                                    Kxh5
               13    25.95  20.44   1. Ke4 Bf6 2. Kf5 Bg5 3. Bb5 Kxh3 4.
                                    Kxg5 h4 5. Bxe7 Kg2 6. Kxh4 Kg1 7.
                                    Bd6 Kg2
         (3)   13->  27.06  20.44   1. Ke4 Bf6 2. Kf5 Bg5 3. Bb5 Kxh3 4.
                                    Kxg5 h4 5. Bxe7 Kg2 6. Kxh4 Kg1 7.
                                    Bd6 Kg2
               14    27.09     ++   1. Ke4!!
         (2)   14    29.70  21.60   1. Ke4 Bf6 2. Kf5 Bg5 3. Be2 Kxh3 4.
                                    Kxg5 Kg2 5. Bxh5 Kg1 6. Bxe7 Kh1 7.
                                    Bd6 Kg1 8. e7 <HT>
         (2)   14->  36.91  21.60   1. Ke4 Bf6 2. Kf5 Bg5 3. Be2 Kxh3 4.
                                    Kxg5 Kg2 5. Bxh5 Kg1 6. Bxe7 Kh1 7.
                                    Bd6 Kg1 8. e7 <HT>
               15    37.33     ++   1. Ke4!!
               15    51.05  Mat17   1. Ke4 Bf6 2. Kf5 Bg5 3. Be2 Kxh3 4.
                                    Kxg5 Kg2 5. Bb6 h4 6. Kxh4 Kh1 7. Bf1
                                    Kxh2 8. Bd8 Kg1 9. Bxe7 <HT>
         (3)   15->   1:45  Mat17   1. Ke4 Bf6 2. Kf5 Bg5 3. Be2 Kxh3 4.
                                    Kxg5 Kg2 5. Bb6 h4 6. Kxh4 Kh1 7. Bf1
                                    Kxh2 8. Bd8 Kg1 9. Bxe7 <HT>
         (2)   16     2:35  Mat16   1. Ke4 Bf6 2. Kf5 Bg5 3. Be2 Kxh3 4.
                                    Kxg5 Kg2 5. Bb6 h4 6. Kxh4 Kh1 7. Bf3+
                                    Kxh2 8. Bd8 Kg1 <HT>
         (2)   16->   6:04  Mat16   1. Ke4 Bf6 2. Kf5 Bg5 3. Be2 Kxh3 4.
                                    Kxg5 Kg2 5. Bb6 h4 6. Kxh4 Kh1 7. Bf3+
                                    Kxh2 8. Bd8 Kg1 <HT>
               17     9:42  Mat12   1. Ke4 Bf6 2. Kf5 Bg5 3. Bc4 Kxh3 4.
                                    Kxg5 Kxh2 5. Bxe7 Kg2 6. Kxh5 <HT>
         (2)   17->  24:08  Mat12   1. Ke4 Bf6 2. Kf5 Bg5 3. Bc4 Kxh3 4.
                                    Kxg5 Kxh2 5. Bxe7 Kg2 6. Kxh5 <HT>



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