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two very difficult puzzles

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Avatar of NNaa33
NNaa33
Jan 3, 2010
0
#1
 
next one is good too!
 

 

got these both from Bobobobo1234567890

Avatar of NNaa33
NNaa33
Jan 3, 2010
0
#2

they were really hard until Bobobobo1234567890 told me the answers

Avatar of hsbgowd
hsbgowd
Jan 3, 2010
0
#3
The second one wasnt hard at all, but I got a different solution.

 

 

　

Avatar of rooperi
rooperi
Jan 3, 2010
0
#4
hsbgowd wrote:
The second one wasnt hard at all, but I got a different solution.

 

Except, yours is a solution in 5, not 4 :)

But, the 2nd one is seriously flawed, with multiple solutions:

 9 solutions
 
Solution: 1. Bh6-g5! waiting
 1. ... b5-b4 2. Bg5-c1 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Bh6-e3! waiting
 1. ... b5-b4 2. Be3-c1 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Bh6-c1! waiting
 1. ... b5-b4 2. Bg2-h1 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 1. ... b5-b4 2. Ka1-b1 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 1. ... b5-b4 2. Ka1-b2 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 1. ... b5-b4 2. Rd1-d2 waiting
    2. ... b6-b5 3. Bg2-h1 waiting
       3. ... Ke4-f4 4. Rd2-d4#
    2. ... b6-b5 3. Ka1-b1 waiting
       3. ... Ke4-f4 4. Rd2-d4#
    2. ... b6-b5 3. Ka1-b2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 1. ... b5-b4 2. Rd1-d6 waiting
    2. ... b6-b5 3. Rd6-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 1. ... b5-b4 2. Rd1-d7 waiting
    2. ... b6-b5 3. Rd7-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 1. ... b5-b4 2. Rd1-d8 waiting
    2. ... b6-b5 3. Rd8-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Bg2-h1! waiting
 1. ... b5-b4 2. Bh6-c1 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Ka1-b1! waiting
 1. ... b5-b4 2. Bh6-c1 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Ka1-b2! waiting
 1. ... b5-b4 2. Bh6-c1 waiting
    2. ... b6-b5 3. Rd1-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Rd1-d6! waiting
 1. ... b5-b4 2. Bh6-c1 waiting
    2. ... b6-b5 3. Rd6-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Rd1-d7! waiting
 1. ... b5-b4 2. Bh6-c1 waiting
    2. ... b6-b5 3. Rd7-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 
Solution: 1. Rd1-d8! waiting
 1. ... b5-b4 2. Bh6-c1 waiting
    2. ... b6-b5 3. Rd8-d2 waiting
       3. ... Ke4-f4 4. Rd2-d4#
 

Avatar of NNaa33
NNaa33
Jan 4, 2010
0
#5

yes but there are many different solutions as long as Bc1 is the first or second move