終わる => to finish; to end N4
[終「お」]わる => To finish A; A ends N4
Secondary Verb
一通り => Basically, (get) over, done N2
Base, base
一緒に => together N5
がわかります => Capacity N5
Ability
とりわけ => especially; above all ~ N3
Emphasis on degree
わりに => Considering A, B N2
Considering, Concerning
わりには => for, despite, although, unexpectedly N3
~きわまる/きわまりない(~極まる/極まりない)      => extremely; very ~ N1
~の至り => extremely ~ N1
The highest (comparative) level
わりに => Considering A, B (unexpected) N3
Considering, Concerning
(の中)で~が一番~です => out of this group, [A] is best N5