text 147 1109 815 1659
text 147 1779 815 1872
text 885 1109 1551 1164
text 878 1270 1552 1958
equation 156 1685 804 1751
equation 1089 1183 1347 1249
equation 340 1897 621 1964
caption 592 1016 1106 1049
caption 586 560 1118 592
equation 316 152 1380 526
equation 312 620 1386 981