text 151 191 806 1711
text 851 411 1508 1168
text 851 1667 1506 1799
text 851 1367 1506 1532
text 851 1884 1504 1950
equation 261 1751 803 1989
equation 944 1195 1413 1343
equation 965 239 1503 390
equation 1044 1558 1311 1636
equation 925 1826 1503 1859
header 756 128 908 155