P195: Enumeration of all answers to first-order queries

P195: Enumeration of all answers to first-order queries
Input:
A database $\mathbf{D} \in \mathcal{C}$ and query $\phi$.
Output:
All answers on $\mathbf{D}$.
Complexity:
$O(1)$ delay after linear preprocessing time.
Comment:
Reference:
[Kazana2013b] (Bibtex)