text 885 1390 1552 1958
text 147 1654 814 1958
text 147 156 816 1302
text 885 156 1552 733
text 885 999 1552 1305
text 147 1387 815 1569
equation 240 1315 813 1378
equation 921 753 1551 986
equation 984 1325 1551 1377
equation 403 1582 813 1646