كل ب ج، وكل ب أ، فبعض ج أ
All B are C, and all B are A; therefore some C are A.
This is the first third-figure mood. Both premises are universal affirmative, so the affirmative-minor and universal-premise conditions hold. The conclusion is particular affirmative.
Any existing B instance belongs to both C and A. Hence, among C instances, there are some that are A.