Please answer the following question about this movie plot. If it's un-answerable, please output "No answer". Question: How many mercenaries does Strannix send to eliminate Ryback and Nash? Movie plot title: Under Siege Movie plot: The battleship USSMissouri(BB-63) arrives at Pearl Harbor, where George H. W. Bush announces that the ship will be decommissioned in California, making the trip her final voyage. Casey Ryback, a Chief Petty Officer assigned as a cook, prepares meals in celebration of the birthday of Captain Adams, against the orders of Commander Krill, who is having food and entertainment brought by helicopter. Krill and other officers provoke a brawl with Ryback. Unable to imprison Ryback in the brig without clearance from the captain, Krill detains Ryback in a freezer and places a Marine, Private Nash, on guard. A helicopter lands on the ship's deck with a musical band, along with Playmate Jordan Tate and a group of caterers who are really a band of mercenaries led by ex-CIA operative William "Bill" Strannix. Strannix' forces seize control of the ship with Krill's help. Several officers are killed, including Adams. Ryback hears the gunshots and begs Nash to free him, but Nash refuses, thinking it is fireworks. The surviving ship's company are imprisoned in the forecastle, except for some stragglers in unsecured areas. Strannix intends to sell the ship's Tomahawks by unloading them onto a submarine he previously stole from North Korea. The CIA tried assassinating him prior to the events of the film. Strannix and his men take over the ship's weapon systems, shooting down a jet sent to investigate, and plan on covering their escape by using missiles to obliterate tracking systems in Pearl Harbor. Krill realizes they forgot about Ryback and learns the kitchen is an unsecured area. Strannix sends two mercenaries to eliminate Ryback and Nash. Nash is killed, but Ryback eliminates the assassins and also creates a time bomb. Ryback contacts Admiral Bates at the Pentagon on satellite phone, whereupon the Navy plans to send a SEAL team to retake the ship. Krill discovers Ryback is not just a Chief Petty Officer but a former Navy SEAL with extensive training in anti-terrorism tactics. To keep the missile-theft plan in place, Krill...
The answer to this question is:
two