Four Knights Game. Scotch Variation

• 1

  Systems without 3...Nf6

• 2

  3...Nf6 4.d4 Bb4

• 3

  Systems without 4...exd4

• 4

  3...Nf6 4.d4 exd4 5.Nxd4 Bc5

• 5

  3...Nf6 4.d4 exd4 5.Nxd4 Nxe4

• 6

  Main Line without 8...exd5

• 7

  Main Line without ...c7-c6

• 8

  Main Line with ...c7-c6