classify text [gangguan, kebencian, porno, penyakit psikiatri atau mental, sifat perkauman, penghinaan agama, selamat untuk bekerja, mencederakan diri sendiri, seksis]

teks: There are many Indonesian people who come to the concert of local artists. Besides Dewa, the rest are Malaysians. Can you give an example of a concert filled with foreign workers?, return JSON {'kelas'}
{"kelas": "sifat perkauman"}