1. connect to some pulsars																	v
2. eliminate essential nodes whilst continuing to connect to more pulsars					v
3. reduce diameter of useful pipe network by connecting to several cases of the base		p
4. upgrade some pipes near the end to maximise profit										p

a. repair any useful damaged pipe (even if only to remove an essential node)				p
b. look for any essential network in the opponent pipe network to remove them				v
c. at the end of each turn, look to improve efficiency of aspiration						p
