一方では...他方では => On the one hand N2
Compare
その...その => Every... N1
Happens next
...そのもの => Myself... N2
Demonstrate by example
そのものだ => exactly ~ N2
Consider it
この / その / あの => this / that N5
Spatial relations
一緒に => together N5
(の中)で~が一番~です => out of this group, [A] is best N5
一度に => all at once N3
そもそもの... => ...First, truly, first of all (due to) N2
Base, base
その上 => besides; in addition; furthermore ~ N3
一通り => Basically, (get) over, done N2
Base, base
一方だ => more and more; continue to ~ N2