Since... 1994!

White moves, but does not mate the Black

What move should the White play, so that he does not checkmate the Black?

Note that White have 2 white-squared bishops.

(White: Kg8, Rg6, Rh8, Ba8, Bh7, Nd1, Nf1, b2, c4, e2, e3, g4, h2. Black: Ke4, Rb7, Bc5, Nc8, Ne8, c3, e5, g5, h3.)

No Mate