$filename = "https://ojp.nationalrail.co.uk/service/ldbboard/dep/CHC/ADR/To";
$data = file_get_contents($filename);

$doc = new DOMDocument();
@$doc->loadHTML($data);

$finder = new DomXPath($doc);

// this is the table on the page that has the rows of train depature times
$content_class = "tbl-cont";
$content = $finder->query("//*[contains(@class, '$content_class')]");
$departure_table = $content[0];

$row = 0;
foreach($departure_table->getElementsByTagName('tr') as $tr) {
   $tds = $tr->getElementsByTagName('td');
   $cell = 0;
   foreach($tds as $td) {
      $table[$row][$cell] = trim($td->nodeValue);
      $cell++;
   }
   $row++;
}

foreach($table as $row=>$cells) {
   $due = $cells[0];
   $destination = trim($cells[1]);
   $status = $cells[2];
   $platform = $cells[3];
   $details = $cells[4];
   // check if a time is mentioned in the status (usually a delayed arrival time), use that as due time instead
   if(preg_match("/\d\d:\d\d/", $status, $other_times))
      $due = $other_times[0];
   $minutes = floor((strtotime($due) - strtotime('now'))/60);

   echo "$due to $destination on platform $platform (due in $minutes minutes) [$status]";