○○○1054⪢⪢
This new rotating power-sharing agreement will be the root cause for several generations' numerous internal wars that will exhaust and divide the Kievan Rus'.
#will_would
http://qindex.info/i.php?x=12942
○○○backbone⪢⪢
Though introduced 30 years after helicopters were a part of the U.S. air fleet, the CH-47 Chinook became the backbone of numerous major operations carried out by the military.
http://qindex.info/i.php?x=26416
