figure 218 315 1200 788
caption 207 789 1229 879
figure 200 879 1205 1308
caption 209 1322 1229 1398
figure 200 1398 1203 1824
caption 209 1836 1214 1922
equation 1580 303 2091 435
text 209 1948 1228 2931
text 1327 456 2341 2989