int y1 = getIntegerArgument(taskConfig, ARG_Y1);
top = yToLat(zoom, y1);
bottom = yToLat(zoom, getIntegerArgument(taskConfig, ARG_Y2, y1) + 1);
}
return new SinkSourceManager(
taskConfig.getId(),
new BoundingBoxFilter(idTrackerType, left, right, top, bottom, clipIncompleteEntities, completeWays,
completeRelations, cascadingRelations),
taskConfig.getPipeArgs()
);