give ‘great weight’ to any extrinsic submissions made by the foreign defendants regarding the scope of their official responsibilities.” Leutwyler v. Office of Her Majesty Queen Rania Al-Abdullah, 184 F.Supp.2d 277, 287 (S.D.N.Y.2001). King Faud authorized Dr. Al—Nafissa to make his declaration concerning SHC. (Al-Nafi