何が旨く行かなかったのか突き止めなければならない。

Sentence Analyzer

English Translation

I need to find out exactly what went wrong.

Furigana

何(なに)が旨(うま)く行(い)かなかったのか突(つと)き止()めなければならない。

Romanji

Nani ga umaku ikanakatta no ka tsukitomenakerebanaranai.

Words

何 (なに、なん)

what; how many; you-know-what; that; whatsit; what's the expression; what do you call them; what?; hey!

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

上手い (うまい)

skillful; skilful; clever; expert; wise; successful; delicious; appetizing; appetising; tasty; fortunate; splendid; promising

行く (いく、ゆく)

to go; to move (in a direction or towards a specific location); to head (towards); to be transported (towards); to reach; to proceed; to take place; to pass through; to come and go; to walk; to die; to pass away; to do (in a specific way); to stream; to flow; to continue; to have an orgasm; to come; to cum; to trip; to get high; to have a drug-induced hallucination

の (の)

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

か (か)

indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way

突き止める (つきとめる)

to determine (esp. a culprit or underlying cause); to pin down; to make sure; to locate; to identify; to find out; to ascertain