Talk:Fall 2017 Event/@comment-29627031-20171125043228/@comment-27615540-20171125054053

The 2/3(?)/6 historical check is for I>M

DD and BB check is for S>W

I am very certain that 4DD is needed on hard for S>W routing as i dropped one DD of the original 7 nishimura fleet for sub and went S>R>W. I believe what was written in E-4 Branching Rules Southern Part being fairly accurate.