<?php
function block($x) {
echo $x . PHP_EOL;
}
$i = 0;
do {
if ($i == 0) {block("\(father) \(name)"); $i++;}
else if ($i == 1) {block("\(mother) \(name)"); $i++;}
else if ($i == 2) {block("\(child) \(name)"); $i++;}
else break;
} while(true);
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