Carlos Grassano

#2*vv c5 > d6 (5+2)

1/2 Premio JT70 Mario García

8/1Q6/2B5/2b5/8/1N1k4/1P6/3K4
Set Play:1… Kc4 [a] 2. Qb5 [A] #

Try:1. Qb4? [2. Qe4, Qc3 [F] #]
1… Bd4 2. Qxd4# , 1… Ke3 [b] 2. Qd2 [B] # But 1… Bxb4!

Try:1. Bg2? [2. Qe4#]
1… Ke3 [b] 2. Qf3 [C] #, 1… Kc4 [a] 2. Bf1 [D] # But 1… Bd4!

Solution:1. Qg7! [2. Qc3 [F] #]
1… Bd4/b4 2. Q(x)d4#
1… Ke3 [b] 2. Qg3 [E] #1… Kc4 [a] 2. Qc3 [F] #
…………………………………………………………………..
b) c5> d6
Set Play : 1… Kc4 [a] 2. Qb5 [A] #

Try : 1. Bf3? [2. Qe4 [F] #] 1… Kc4 [a] 2. Be2 [D] # But 1… Ke3 [d] !

Try :1. Bh1? [2. Qe4 [F] #] 1… Ke3 [d] 2. Qf3 [E] # But 1… Kc4 [a] !

Solution: 1. Bg2! [2. Qe4 [F] #]
1… Bc5 [b] /b4 [c] 2. Qe4 [F] #
1… Ke3 [d] 2. Qf3 [E] #
1… Kc4 [a] 2. Bf1 [G] #

Comments: a) Barnes & Bristol ; b) correction.