<?php
$input = intval(readline());
$regexFirst = '/(^[$|%]{1})([A-Z]{1}[a-z]{2,})([$|%]{1})/';
$regexSecond = '/([^\$%\]\[\|]+)/';
for ($d = 0; $d < $input; $d++) {
    $args = explode(': ', readline());
    $wordFirst = preg_match($regexFirst, $args[0], $matchWord);
    $wordSecond = preg_match_all($regexSecond, $args[1], $matchWordS);
    if (preg_match($regexFirst, $args[0], $matchWord)
        && $matchWord[1] == $matchWord[3] && count($matchWordS[0]) == 3) {
        $tag = $matchWord[2];
        $decryptedMessage = '';
        for ($i = 0; $i < count($matchWordS[0]); $i++) {
            $decryptedMessage .= chr($matchWordS[0][$i]);
        }
        echo "{$tag}: {$decryptedMessage}\n";

    } else {
        echo "Valid message not found!" . PHP_EOL;
    }
}