      a b c d e f g h
.
   8  r n b q k b n r  8
   7  = = = = = = = =  7
   6  .   .   .   .    6
   5    .   .   .   .  5
   4  .   .   .   .    4
   3    .   .   .   .  3
   2  # # # # # # # #  2
   1  R N B Q K B N R  1
#
      a b c d e f g h

Rank	Move	Value	Size
1	e2e4	0.077	7
2	c2c4	0.057	1
3	g1f3	0.051	4
4	d2d4	0.048	2

8x8 Chess Opening Book