Arbitral Awards. Waguih Elie George Siag and Clorinda Vecchi vs. The Arab Republic of Egypt. Decision on Jurisdiction. - World Trade and Arbitration Materials View Arbitral Awards. Waguih Elie George Siag and Clorinda Vecchi vs. The Arab Republic of Egypt. Decision on Jurisdiction. by - World Trade and Arbitration Materials Arbitral Awards. Waguih Elie George Siag and Clorinda Vecchi vs. The Arab Republic of Egypt. Decision on Jurisdiction. 19 4 World Trade and Arbitration Materials