<?php

function get_iq_tag($game) {
	if ($game['nplayers'] < 2) {
		return '';
	}
	if ($game['id'] = 107943) {
		return '!KaroIQ!';
	}
	if (preg_match('/!K(aro|ARO)IQ!/', $game['title'], $matches)) {
		return $matches[0];
	}
}

$games = [
	[
		'title' => 'Foo !KaroIQ!',
		'id' => 4711,
		'nplayers' => 5,
	], [
		'title' => 'Foo !KAROIQ! bar',
		'id' => 4711,
		'nplayers' => 3,
	], [
		'title' => 'Foo ! KaroIQ! bar',
		'id' => 4711,
		'nplayers' => 4,
	], [
		'title' => 'Foo KaroIQ! bar',
		'id' => 4711,
		'nplayers' => 10,
	], [
		'title' => 'Blah!',
		'id' => 107943,
		'nplayers' => 8,
	], [
		'title' => 'No !KAROIQ! becuase only one player',
		'id' => 4711,
		'nplayers' => 1,
	],
];

foreach ($games as $game) {
	$t = get_iq_tag($game);
	if ($t !== '') {
		$title = $game['title'];
		echo "$title => $t\n";
	}
}

?>