text 884 679 1554 1958
text 147 1791 815 1958
text 145 487 816 1428
equation 247 1705 813 1783
text 147 1569 815 1695
equation 213 1440 813 1559
algorithm 147 147 815 432
caption 885 553 1551 622
table 884 170 1552 506