text 297 1345 1402 1498
text 297 1620 1403 1753
equation 388 1770 1401 1954
equation 376 1516 1401 1603
text 297 233 1404 1120
equation 675 1135 1401 1213
equation 554 1273 1401 1329
text 297 1966 1402 2036
text 297 1228 814 1258