Gaah, I accidentally hit send too soon.
OK, what I meant to say is, instead of this
Prop I -> Prop II -> Prop III -> Prop IV -> Prop V ...
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,|--> HEF Weapons
you have this
Prop I-IV -> Prop V -> Prop VI -> Prop VII ...
,,,,,,,,|--> HEF Weapons