<?php
$tierSize = 31234;
$tierOneStart = $tierSize;
$tierTwoStart = $tierSize * 2;
$tierThreeStart = $tierSize * 3;

/* $filename = "1_2_all_freq.txt"; */
$filename = "sortedparsedfile";
$fh = fopen($filename, "r");

fseek($fh, $tierOneStart + rand(0, $tierSize));
fgets($fh);
echo(fgets($fh));

fseek($fh, $tierTwoStart + rand(0, $tierSize));
fgets($fh);
echo(fgets($fh));

fseek($fh, $tierThreeStart + rand(0, $tierSize));
fgets($fh);
echo(fgets($fh));

fclose($fh);
?>