What two come next in this sequence:

PN, BP, KT, RK, ??, ??

(In reply to

Puzzle Solution by K Sengupta)

The sequence is arranged by considering the first and last letters

of the chess pieces arranged in ascending order of hierarchy.

*Thus,*

PN denotes Pawn

BP denotes Bishop

KT denotes Knight

RK denotes Rook

QN denotes Queen

KG denotes King

Thus the missing terms of the sequence are QN and KG