QUASHIE AND OTHERS v. BOAHEMA AND ANOTHER Practice and procedure—Pleadings—Customary adoption—Plaintiffs basing their claim to succeed their mother K on their status as daughters and not on adoption of K and the other "pre-marital" children—Plea obliquely raising issue of K's succession—Defendants founding counterclaim on denial of K's adoption—Summons for directions providing for determining "any other issue raised on the pleadings"—Cross-examination by defence counsel drawing answers material to adoption—Whether trial judge erred in determining issue—Evidence Decree, 1975 (N.R.C.D. 323) s. 6.