expectation propogation

Items in their inventory when the game ended, across 9 games.

Item	Games	Of all games	Win rate
Aghanim's Scepter	6	66.7%	66.7%
Arcane Boots	4	44.4%	50.0%
Blink Dagger	3	33.3%	66.7%
Wind Waker	3	33.3%	66.7%
Swift Blink	2	22.2%	100.0%
Magic Wand	2	22.2%	50.0%
Eul's Scepter of Divinity	2	22.2%	50.0%
Satanic	2	22.2%	50.0%
Butterfly	2	22.2%	50.0%
Hurricane Pike	2	22.2%	50.0%
Daedalus	2	22.2%	50.0%
Black King Bar	2	22.2%	50.0%
Abyssal Blade	1	11.1%	100.0%
Radiance	1	11.1%	100.0%
Phase Boots	1	11.1%	100.0%
Monkey King Bar	1	11.1%	100.0%
Sentry Ward	1	11.1%	100.0%
Tranquil Boots	1	11.1%	100.0%
Aether Lens	1	11.1%	100.0%
Observer and Sentry Wards	1	11.1%	100.0%
Dust of Appearance	1	11.1%	100.0%
Octarine Core	1	11.1%	100.0%
Glimmer Cape	1	11.1%	0.0%
Rod of Atos	1	11.1%	0.0%
Yasha and Kaya	1	11.1%	0.0%
Observer Ward	1	11.1%	0.0%
Smoke of Deceit	1	11.1%	0.0%
Scythe of Vyse	1	11.1%	0.0%
Heart of Tarrasque	1	11.1%	0.0%
Blade Mail	1	11.1%	0.0%
Lotus Orb	1	11.1%	0.0%
Silver Edge	1	11.1%	0.0%