py_20160517


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hs#3 Isardam Super-Circé with Roses and Nightriders

Eric HUBER &
Vlaicu CRISAN
2015

white Kf4 rof3 wng5 black Pf2 Kd3 bng3
hs#3 Isardam Super-Circe(3+3)
2 solutions

󼎜f3: Rose
🨢g5, 🨨g3: Nightriders
: Knight extended by successive leaps in the same direction.
For example, NIg5 can go to e4, c3, a2
. : Like the Nightrider, but rounded.
. For example, the ROf3 can make the path d4-c6-d8

 

h#15 Functionaries chess

Stephen EMMERSON
2015

white Pf2b2 Ka1 black Sg3 Kd8
h#15 Functionnaries(3+2)
: a piece can only play, and a fotiori capture, if it is "observed" by at least one opponent piece

 

h#2,5 Sentinels Einstein

Vito RALLO
2015

white Ke4 Se5 black Pd7 Ke6
h#2,5 Sentinels Einstein(2+2)
2 solutions
: when a piece (not a pawn) plays, it defecates a pawn on the square where the move started
. : if a piece captures, it moves up a step in the hierarchy, and if it does not capture, it moves down.
with capture : p->N->B->R->Q
. without capture : Q->R->B->N->p

 

serial #29 Relegation Chess

Z.OLIVA
1994

white Ba3 black Ph7 Sg6 Kh8
ser-#29 Relégation(1+3)
In , any figure arriving on the 2nd row becomes a pawn. Do not confuse with the "reversible promotion" rule where this degradation is limited to the promoted pieces (see Bell & MC 2011

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