[関「かん」]して => About A, With relation to A N3
Considering, Concerning
を[機「き」]に => Use A as an opportunity N1
Time, Situation
を[契機「けいき」] => As a good opportunity A, (do) B N2
Information, Report
ものの => Although A... N2
Contrast,Surprise
の => Question N5
Particles
ぐらいのものだ => Only A N1
(Not)only , (Not) even
たもの => Used to N3
Sentence Endings
もの => Because of A N2
Reason, Result, Response
の => Turn sentence into question N4
Sentence Endings
の => A kind of question N3
Sentence Endings
ので => Because A, since A N4
Cause and Effect
の[上「うえ」]では => As… N4
Situations and Experiences