Problem: all first chess moves

Code: all+first+chess+moves/tails_1713404759

Nibbles version: 0.2 | 0.21 | 0.22 | 0.23 | 0.24 | 0.25 | 1.00

Format: Compact | Simple | +Type | Table | JSON | .nbl (DeBruijn) | .nbl (names)

(implicit string concatenation) 
    `* (nary cartesian product) 
        `: (list of 2 lists) 
            < (take) 
                8 (integer) 
                >> (tail) 
                    @ (= fstLine) 
            `p (int to str) 
                34 (integer) 
    . (map) <--arg( B A ) 
        "acfh" (string) 
        : (append) <--arg( C ) 
            "N" (string) 
            : (append) 
                $ (= C) 
                3 (integer)