CREATE TABLE table_4091 ("Track no." FLOAT, "Track" CLOB, "Original Artist" CLOB, "Soloist ( s ) " CLOB, "Vocal Percussionist" CLOB, "Arranger ( s ) " CLOB)

What is the original artist when the vocal percussionist is Alexei Kalveks?
SELECT "Original Artist" FROM table_4091 WHERE "Vocal Percussionist" = 'Alexei Kalveks'
SELECT "Original Artist" FROM "table_4091" WHERE "Vocal Percussionist" = 'Alexei Kalveks'