結局のところ、誰のせいでもないんじゃないか

N3 結局 kekkyoku after all, eventually, in the end N5 誰 dare who N5 でも demo but, however N5 ない nai there isn't, doesn't have

N1 結 ketsu, kechi / musu.bu, yu.u, yu.waeru tie, bind, contract N3 局 kyoku / tsubone bureau, board, office N1 誰 sui / dare, tare, ta who, someone, somebody

N5 〜でも demo Indicates representative example, approximate suggestion, mild surprise or concession depending on context N5 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜も mo Means also, adds another similar item, often replaces particles such as wa ga or o N5 〜か ka Marks a question, alternative, or uncertainty, appears at the sentence end or between options