 <translate> The relevant information is: Schubert died at age 31, but was extremely prolific during his lifetime. His output consists of over 600 secular vocal works (mainly Lieder), seven complete symphonies, sacred music, operas, incidental music and a large body of chamber and piano music.
Therefore, the answer is Lieder. <yor> Ìsọfúnni tó ṣe kókó ni pé: Schubert kú ní ẹni ọdún mọ́kànlélọ́gọ́ta, àmọ́ ó ṣe iṣẹ́ tó pọ̀ gan-an nígbà ayé rẹ̀. Awọn iṣẹ rẹ ni o ni awọn iṣẹ orin ti o ju 600 lọ (nipataki Lieder), awọn symphonies pipe meje, orin mimọ, awọn opera, orin ti o ṣẹlẹ ati ara nla ti iyẹwu ati orin piano. Nítorí náà, ìdáhùn náà ni Lieder. 