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A Saudi Airways spokesman in London announced that passengers on the Saudi 777 Boeing , hijacked to Baghdad on Saturday and which arrived in Riyadh yesterday evening Sunday , left the Saudi capital for London at 2h43 local time ( GMT 22h43 ) , approximately 30 hours after the hijacking operation by two Saudi hijackers began .
 London, Baghdad, Riyadh, the Saudi capital, Saudi, London, Saudi, Saudi Airways, Saudi, A Saudi Airways spokesman in London, passengers on the Saudi 777 Boeing , hijacked to Baghdad on Saturday and which arrived in Riyadh yesterday evening Sunday, two Saudi hijackers, the Saudi 777 Boeing , hijacked to Baghdad on Saturday and which arrived in Riyadh yesterday evening Sunday, which
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 London, Baghdad, Riyadh, the Saudi capital, Saudi, London, Saudi, Saudi Airways, Saudi, A Saudi Airways spokesman in London, passengers on the Saudi 777 Boeing , hijacked to Baghdad on Saturday and which arrived in Riyadh yesterday evening Sunday, two Saudi hijackers, the Saudi 777 Boeing , hijacked to Baghdad on Saturday and which arrived in Riyadh yesterday evening Sunday, which