<span>(<span><span class="label">key</span>:<span class="xref-unresolved">Z</span>.t <span class="arrow">&#45;&gt;</span></span> <span><span class="label">data</span>:<span class="type-var">'a</span> <span class="arrow">&#45;&gt;</span></span> <span><span class="type-var">'s</span> <span class="arrow">&#45;&gt;</span></span> <span class="type-var">'s</span>)</span> <span class="arrow">&#45;&gt;</span></span> <span class="type-var">'s</span></span></code></div></div></div></body></html>
