 d^2.A  |  d^3.A  |  d^4.A  |
o---------o---------o---------o---------o---------o---------o---------o
|         |         |                                                 |
|  p_0    |  q_25   |    1.        1         0         0         1    |
|         |         |                                                 |
|  p_1    |  q_11   |    0.        1         0         1         1    |
|         |         |                                                 |
|  p_2    |  q_29   |    1.        1         1    