1. Tg7?/Th7? thr. (2. Dd5+ Kf6 3. Df5+) d1D/T!

Thematic try:
1. b7? thr. (2. bxc8D,L+ Txc8#) Txb7!

Thematic temptation:
1. Dg7? thr. shortest, with tempo (2. Dg6+ Ke5 3. Te7+) Lb2! 2. b7 Lxg7! [3. Lh2 Txb7!]

Solution:

1. h7! thr. (2. De5+! Kxe5 3. h8D+ Ke6 4. Dh6+! Ke5
5. Te7+ Le6#)
1. - Lb2
2. b7! Lxd4 → interim celar-up (3. - Ke5)
3. exd4 Txb7, regaining primal defense
La "petite" difference: 
4. d5+! Ke5
5. Tf5+ Lxf5#
6. Ke7??/Kf7??

Quiet & zweckrein replacement of white queen
against white pawn.

Compare esp.: "Phenix" 2018, S#5