3-check: evaluations of the 1st move

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Yigor

I use SF11+ (typical depth d=22/22). settings

  • 1. Nc3 (+2.2) --> 1...e6
  • 1. e4 (+2.0) --> 1...c5
  • 1. Nf3 (+0.0) --> 1...e5
  • 1. d4 (-0.2) --> 1...e5
  • 1. c3 (-0.2) --> 1...e5
  • 1. e3 (-0.2) --> 1...Nc6, Nf6
  • 1. c4 (-0.5) --> 1...e5, Nf6
  • 1. Nh3 (-0.7) --> 1...Nc6
  • 1. b4 (-0.8) --> 1...Nc6
  • 1. g3 (-1.3) --> 1...Nc6
  • 1. a3 (-1.4) --> 1...e5
  • 1. b3 (-1.4) --> 1...Nc6, e5
  • 1. h3 (-2.0) --> 1...Nc6
  • 1. g4 (-2.2) --> 1...e5
  • 1. Na3 (-2.2) --> 1...e5
  • 1. h4 (-2.3) --> 1...e5
  • 1. a4 (-2.4) --> 1...Nc6
  • 1. d3 (-2.5) --> 1...e5, Nc6
  • 1. f4 (-2.8) --> 1...e5
  • 1. f3 (-3.8) --> 1...e5
Riverlandjack

What about black.?

Yigor
Riverlandjack wrote:

What about black.?

 

We see that 1...e5 and 1...Nc6 are kinda universal replies for black. 😎 However, both 1. Nc3 or 1. e4 with evaluation +2.0 are theoretically winning for white. peshka