1						2
	Black's last move forks 2 pieces						almost the same as #1 - the pawns around the
	1) which pieces are forked						centre are different
	2) what move protects those pieces from capture						does this effect the solution ?
3						4
	discovered attack						find the fork
	fork
5						6
	White wants to put his Knight on a better square						Q) can White simply play Nxa7 ?
	Q) What is the quickest way to get to d4						Q) is it worth it ?