A. 5. Nb5 d6.
White can choose between the usual responses;
A1.
6.c4
A2.
6. N1c3
and the less common;
A3.
6. Bc4
A4.
6. g3
A5.
6. a4
A6.
6. N5c3
For A7.
6.Be3
, see the Anti-Taimanov analysis.