たしかにどこかで会った人だが、だれだか思い出せない。
Sentence Analyzer
English Translation
        I am sure I met him somewhere, but I do not remember who he is.
    
Furigana
        たしかにどこかで会 った人 だが、だれだか思 い出 せない。
    
Romanji
        Tashikani doko ka de atta hito da ga, dare da ka omoidasenai.
    
Words
            
                確かに
            
            
                (たしかに)
            
        
        
            surely; certainly
        
    
            
                何処
            
            
                (どこ、いずこ、いずく、いづこ、いどこ)
            
        
        
            where; what place; how much (long, far); what extent
        
    
            
                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
        
    
            
                で
            
            
                (で、にて)
            
        
        
            indicates location of action; at; in; indicates time of action; indicates means of action; cause of effect; by; and then; so; indicates continuing action; indicates certainty, emphasis, etc.
        
    
            
                会う
            
            
                (あう)
            
        
        
            to meet; to encounter; to see; to have an accident; to have a bad experience
        
    
            
                人
            
            
                (ひと、ヒト)
            
        
        
            man; person; human being; mankind; people; human (Homo sapiens); humans as a species; character; personality; man of talent; true man; another person; other people; others; adult
        
    
            
                だ
            
            
                (だ)
            
        
        
            be; is; indicates past or completed action; indicates light imperative
        
    
            
                が
            
            
                (が)
            
        
        
            indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
        
    
            
                誰
            
            
                (だれ、たれ、た)
            
        
        
            who
        
    Kanji
Readings: カイ、 エ、 あ.う、 あ.わせる、 あつ.まる
                        Meanings: meeting, meet, party, association, interview, join
                    Readings: ジン、 ニン、 ひと、 -り、 -と
                        Meaning: person
                    Readings: シ、 おも.う、 おもえら.く、 おぼ.す
                        Meaning: think
                    Readings: シュツ、 スイ、 で.る、 -で、 だ.す、 -だ.す、 い.でる、 い.だす
                        Meanings: exit, leave, go out, come out, put out, protrude