text 851 191 1508 1972
text 151 560 806 940
equation 162 993 803 1088
text 151 1671 808 1994
figure 256 190 696 408
text 151 1091 806 1551
caption 151 448 805 507
equation 152 1572 831 1647
header 358 128 1313 157