Chess Opening Secrets Revealed*: Chess: Understanding the Slav Part IV

1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 e3 Bf5 5 Nc3 e6
6 Nh4 Bg6 7 Nxg6 hxg6 8 a3 Nbd7 9 g3 Be7
10 f4 dxc4 11 Bxc4 O-O 12 e4 b5 13 Be2 b4
14 axb4 Bxb4 15 Bf3 Qb6 16 O-O e5 17 Be3
17 ... Rad8 18 Na4 Qb8 19 Qc2 exf4 20 Bxf4
20 ... Qb7 Line

What's the game plan for White?

What's the game plan for Black?

Also available:
Chess: Understanding the Slav Defense Part I
http://chesscoach1950.blogspot.com/2006/05/chess-understanding-slav-defense-part.html
Chess: Understanding the Slav Defense
(Dutch Variation) Part II
http://chesscoach1950.blogspot.com/2006/09/chess-understanding-slav-defense-dutch.html
Chess: Understanding the Slav Part III
http://chesscoach1950.blogspot.com/2006/10/chess-understanding-slav-part-iii.html
Chess: Understanding the Slav Part V
http://chesscoach1950.blogspot.com/2006/10/chess-understanding-slav-part-v.html
Chess: Understanding the Slav Part VI
http://chesscoach1950.blogspot.com/2006/10/chess-understanding-slav-part-vi.html
Chess: Understanding the Slav
(Dutch Variation) Part VII
http://chesscoach1950.blogspot.com/2006/10/chess-understanding-slav-dutch.html
Chess: Understanding the Slav Part VIII
http://chesscoach1950.blogspot.com/2006/10/chess-understanding-slav-part-viii.html

1 d4