Let $Q(x, y)$ denote the statement " $x$ is the capital of $y . "$ What are these truth values?
$$
\begin{array}{l}{\text { a) } Q(\text { Denver, Colorado) }} \\ {\text { b) } Q(\text { Detroit, Michigan })} \\ {\text { c) } Q(\text { Massachusetts, Boston })} \\ {\text { d) } Q(\text { New York, New York) }}\end{array}
$$