<?php
$players = array('oda'=>'oda','yukiko'=>'yukiko');
fscanf(STDIN, "%s", $first_player);
for($i=0; $i<8; $i++){
    $dot_count = substr_count(fscanf(STDIN, "%s"),'.');
    $total += (8 - $dot_count);
}
if($total%2 === 0){
    echo $first_player;
}else{
    unset($players[$first_player]);
    echo array_shift($players);
}
echo "\n";
?>