text 297 998 1403 1094
equation 445 1954 1401 2042
text 298 1878 1401 1942
text 295 1287 1403 1803
text 297 233 1402 921
text 297 1154 1402 1245
equation 730 922 1401 992
equation 610 1103 1401 1140
equation 700 1244 1401 1280
equation 586 1815 1401 1848