最初のグループは午前中に勉強し、2番目のグループは午後勉強するのです。
Sentence Analyzer
English Translation
        The first group studies in the morning, and the second group studies in the afternoon.
    
Furigana
Romanji
        Saisho no guru-pu wa gozenchū ni benkyōshi, ni banme no guru-pu wa gogo benkyōsuru no desu.
    
Words
            
                最初
            
            
                (さいしょ)
            
        
        
            beginning; outset; first; onset
        
    
            
                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
        
    
            
                グループ
            
            
                (グループ)
            
        
        
            group (usu. of people)
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                午前中
            
            
                (ごぜんちゅう)
            
        
        
            this morning; in the morning; throughout the morning
        
    
            
                に
            
            
                (に)
            
        
        
            at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
        
    
            
                勉強
            
            
                (べんきょう)
            
        
        
            study; diligence; discount; reduction
        
    
            
                二
            
            
                (に、ふた、ふ、ふう)
            
        
        
            two
        
    
            
                番目
            
            
                (ばんめ)
            
        
        
            indicates position in a sequence; divisions of a kabuki performance
        
    
            
                午後
            
            
                (ごご)
            
        
        
            afternoon; p.m.
        
    
            
                です
            
            
                (です)
            
        
        
            be; is
        
    Kanji
Readings: サイ、 シュ、 もっと.も、 つま
                        Meanings: utmost, most, extreme
                    Readings: ショ、 はじ.め、 はじ.めて、 はつ、 はつ-、 うい-、 -そ.める、 -ぞ.め
                        Meanings: first time, beginning
                    Readings: ゴ、 うま
                        Meanings: noon, sign of the horse, 11AM-1PM, seventh sign of Chinese zodiac
                    Readings: ゼン、 まえ、 -まえ
                        Meanings: in front, before
                    Readings: チュウ、 なか、 うち、 あた.る
                        Meanings: in, inside, middle, mean, center
                    Readings: ベン、 つと.める
                        Meanings: exertion, endeavour, encourage, strive, make effort, diligent
                    Readings: キョウ、 ゴウ、 つよ.い、 つよ.まる、 つよ.める、 し.いる、 こわ.い
                        Meaning: strong
                    Readings: バン、 つが.い
                        Meanings: turn, number in a series
                    Readings: モク、 ボク、 め、 -め、 ま-
                        Meanings: eye, class, look, insight, experience, care, favor
                    Readings: ゴ、 コウ、 のち、 うし.ろ、 うしろ、 あと、 おく.れる
                        Meanings: behind, back, later