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IQ Test bug

Posted: Fri Dec 21, 2012 3:54 am
by User923005
2q1r2k/5R1p/pp1B2pN/2p1P3/1n1b4/3P2Q1/1P4K1/8 w - - bm Qh4; id "IQ.931";
Nope. Qh4 only draws at best.
Qf3 is best, followed by Qg5.

Re: IQ Test bug

Posted: Fri Dec 21, 2012 4:50 am
by User923005
Analysis of Q:\dc3.epd
12/20/2012 6:46:47 PM Level: 3600 Seconds
Analyzing engine: Sf-211-og-1-0-ms (10 threads)

Code: Select all

 1                      
    Avoid move: 
    Best move (Sf-211-og-1-0-ms (10 threads)): Qg3-f4
    Not found in: 1:00:00
   ---------------------------------------------------------------------------
    29/74	39:04	9,239,408,440	3,941,558	 0.00	Rf3 Nd5 Qh4 Bxb2 Nf7+ Kg8 Nh6+ Kh8
    29/74	39:04	9,239,408,440	3,941,558	 0.00	Ra7 Qe6 Nf7+ Kg8 Nh6+ Kh8
    29/74	39:04	9,239,408,440	3,941,558	 0.00	Rc7 Qe6 Nf7+ Kg8 Nh6+ Kh8
    29/74	39:04	9,239,408,440	3,941,560	 0.00	Kh2 Nd5 Ra7 Be3 Qh4 Bf4+ Kh1 g5 Nf7+ Kg8 Nh6+ Kh8
    29/74	39:04	9,239,408,440	3,941,560	 0.00	b3 Nd5 Qh4 Qa8 Rxh7+ Kxh7 Nf7+ Kg7 Qh6+ Kxf7 Qh7+ Ke6 Qh3+ Kf7 Qh7+
    29/74	39:04	9,239,408,440	3,941,560	 0.00	Qf4 Nd5 Qh4 Qa8 Rxh7+ Kxh7 Nf7+ Kg8 Qh8+ Kxf7 Qh7+ Ke6 Qh3+ Kf7 Qh7+
    29/74	39:04	9,239,408,440	3,941,560	 0.00	Qh4 Nd5 Nf5 Nf4+ Kh2 Nh5 Nxd4 cxd4 Qxd4 Qc1 Qxb6 Qh6 Qc6 Nf6+ Kg3 Qe3+ Qf3 Qg5+ Kh3 Qh6+ Kg2 Qd2+ Kh3
    29/74	39:04	9,239,408,440	3,941,562	 0.00	Kh1 Qe6 Ra7 Qd5+ Kh2 Nc6 Qf4 Qe6 Nf7+ Kg8 Nh6+ Kh8
    29/74	39:04	9,239,408,440	3,941,562	+1.37	Qg5 Nd5 Nf5 Qxf5 Rxf5 Ne3+ Kf3 Nxf5 Qf6+ Kg8 Bc7 Ng7 Qc6 a5 Ke4 Bxb2 Qxb6 Bd4 Qxa5 h5 Bd6 Kh7 Qc7 Kh6 Qd7 Re6 Qf7 g5 Kf3 Rg6 Kg2 Kh7 Qa7 h4 Bxc5 Bxe5 d4 Bf4 d5 g4 Qe7
    29/74	39:04	9,239,408,440	3,941,564	+1.73	Qf3 Qc6 Ng4 Qxf3+ Kxf3 Nd5 Ke4 h5 Kxd5 hxg4 e6 Kg8 Rf4 g3 Rg4 Kg7 Rxg3 Bxb2 e7 Bf6 Ke6 Bxe7 Bxe7 a5 Rg2 a4 Rb2 a3 Rxb6 Ra8 Bf6+ Kf8 Kd5 a2 Ba1 g5 Rb7 g4 Rg7 Ra3 Kc4 Ke8 Rc7
   ---------------------------------------------------------------------------
    30/76	53:16	12,588,549,055	3,938,453	 0.00	Kh1 Qe6 Ra7 Qd5+ Kh2 Nc6 Qf4 Qe6 Nf7+ Kg8 Nh6+ Kh8
    30/76	53:16	12,588,549,055	3,938,454	 0.00	b3 Nd5 Qh4 Qa8 Rxh7+ Kxh7 Nf7+ Kg7 Qh6+ Kxf7 Qh7+ Ke6 Qh3+ Kf7 Qh7+
    30/76	53:16	12,588,549,055	3,938,455	 0.00	Qf4 Nd5 Qh4 Qa8 Rxh7+ Kxh7 Nf7+ Kg8 Qh8+ Kxf7 Qh7+ Ke6 Qh3+ Kf7 Qh7+
    30/76	53:16	12,588,549,055	3,938,455	 0.00	Kh2 Nd5 Ra7 Be3 Qh4 Bf4+ Kh1 g5 Nf7+ Kg8 Nh6+ Kh8
    30/76	53:16	12,588,549,055	3,938,455	 0.00	Rc7 Qe6 Nf7+ Kg8 Nh6+ Kh8
    30/76	53:16	12,588,549,055	3,938,455	 0.00	Qh4 Nd5 Nf5 Nf4+ Kh2 Nh5 Nxd4 cxd4 Qxd4 Qc1 Qxb6 Qh6 Qc6 Nf6+ Kg3 Qe3+ Qf3 Qg5+ Kh3 Qh6+ Kg2 Qd2+ Kh3 Qh6+
    30/76	53:16	12,588,549,055	3,938,456	 0.00	Ra7 Qe6 Nf7+ Kg8 Nh6+ Kh8
    30/76	53:16	12,588,549,055	3,938,456	 0.00	Rf3 Nd5 Qh4 Bxb2 Nf7+ Kg8 Nh6+ Kh8
    30/76	53:16	12,588,549,055	3,938,456	+1.37	Qg5 Nd5 Nf5 Qxf5 Rxf5 Ne3+ Kf3 Nxf5 Qf6+ Kg8 Bc7 Ng7 Qc6 a5 Ke4 Bxb2 Qxb6 Bd4 Qxa5 h5 Bd6 Kh7 Qc7 Kh6 Qd7 Re6 Qf7 g5 Kf3 Rg6 Kg2 Kh7 Qa7 h4 Bxc5 Bxe5 d4 Bf4 d5 g4 Qe7
    30/76	53:16	12,588,549,055	3,938,458	+2.18	Qf3 Qc6 Ng4 Qxf3+ Kxf3 Nd5 Ke4 h5 Kxd5 hxg4 e6 Kg8 Rf4 g3 Rg4 Kg7 Rxg3 Bxb2 e7 Bf6 Ke6 Ra8 Rf3 Bxe7 Bxe7 a5 Rf7+ Kh6 Rf1 Kh5 Rg1 a4 Rg5+ Kh6 Bf6 Ra5 Rg4 g5 Rg2 c4 Bc3 Rc5 d4 Rc6+ Ke5 Kg6
   12/20/2012 7:46:51 PM, Time for this analysis: 01:00:00, Rated time: 1:00:00

Re: IQ Test bug

Posted: Sat Dec 22, 2012 12:35 am
by zullil
User923005 wrote:2q1r2k/5R1p/pp1B2pN/2p1P3/1n1b4/3P2Q1/1P4K1/8 w - - bm Qh4; id "IQ.931";
Nope. Qh4 only draws at best.
Qf3 is best, followed by Qg5.
2q1r2k/5R1p/pp1B2pN/2p1P3/1n1b4/3P2Q1/1P4K1/8 w - -