On this link of yours, for the KBB vs. KN the applet says—No data.
It also says “No data” for the K(A2) & N(D5) vs. K(G8) & B(G7) & B(F7). The latest is obviously wrong, since the N is just doomed no matter who moves first. And then we have the classic K vs. KBB situation.
If you want to reference a solution to a chess problem, there are completely solved endgames online, e.g. http://chessok.com/?page_id=361
On this link of yours, for the KBB vs. KN the applet says—No data.
It also says “No data” for the K(A2) & N(D5) vs. K(G8) & B(G7) & B(F7). The latest is obviously wrong, since the N is just doomed no matter who moves first. And then we have the classic K vs. KBB situation.