Ⅰ. Statement of facts
Ⅱ. RESPONDENT should be exempted
A. Specialty Devices is not considered as the “third person whom he has engaged to perform” under Art.79(2)
[ⅰ]Burden of proof
[ⅱ] Supplier is not the third person
[ⅲ]The cases that Art. 79(2) apply
B. Examination of each requirement specified under Art.79(1) - Relationship between Paras. 2) and 3) is “or”
C. What