text 884 1534 1554 1958
text 147 1677 816 1953
text 147 155 816 368
text 147 471 815 757
text 885 365 1553 1465
text 147 878 816 1559
equation 1042 261 1552 357
equation 247 1583 814 1665
text 885 154 1552 264
equation 313 784 814 858
equation 1074 1479 1552 1514
equation 338 392 814 433