1.c5? ~ 2.Sc4#

but: 1...Rc1!

1.Sd5? ~ 2.Qxf4#

but: 1...Rf1!

1.Qe2? -

1...Rxe2 (~) 2.Sg4#

1...Bf3 2.Sxf3#

but: 1...Rg1!

1.Qg2! -

1...Bxg2 (~) 2.Sg4#

1...f3 2.Qh2#

1...d3 2.Bc3#

1...d5 2.Bc7#

Chernet & Queen clearance sacrifice.