we can see the castle from TWW in the background...

__________________
WW/PH-ST-LoZ/AoL-OoX-TMC-FS/FSA-Alttp/LA
/
OoT (no connection<->) PH[dreamworld]LA[dreamworld]MM[termina]
\
MM-TP

There are two timelines(Child timeline and adult timeline) and one extra parallel world(as we see in LA(Koholint),MM(Termina) and PH(Oshus world).It's possible to get (e.g.) from the Child Timeline to Adult timeline by passing another portal that leads to whatever(LoZ for example).

_____________________________________________