$\begin{gathered} \text{Real, Painful} \\ \text{Customer} \\ \text{Problem} \end{gathered}$
$\begin{gathered} \text{Your} \\ \text{Proposed} \\ \text{Solution} \end{gathered}$
$\begin{gathered} \text{Problem-} \\ \text{Solution} \\ \text{Fit} \end{gathered}$