"HT - ID - [BOTD] - DI - CT - 4TH - PH - TT - VP - FT - [GK] - 4TH

--- DO NOT USE GEIRSKOGUL HERE
HT - ||| ID - DI - CT - 4TH - PH ||| - TT - VP - FT - 4TH - [GK]


HT - ID - DI - CT - 4TH - [GK] - PH - TT - VP - [BOTD] - FT - 4TH

------- DO NOT USE GEIRSKOGUL HERE
HT - ||| ID - DI - CT - [BFB] - 4TH - PH ||| - [GK] - TT - VP - FT - 4TH "

Can someone better elaborate on this? Do I continue this exact cycle?