text 851 630 1508 1994
text 151 769 807 1143
text 151 409 806 637
text 151 1334 807 1994
equation 338 1166 805 1292
equation 207 662 805 744
figure 866 194 1488 527
equation 172 185 805 390
caption 962 569 1394 600
header 768 118 890 153