What type of details about comentiolus  can be gathered from the following bio?  Bio: comentiolus -lrb- , `` komentiolos '' ; died 602 -rrb- was a prominent eastern roman -lrb- byzantine -rrb- general at the close of the 6th century during the reign of emperor maurice -lrb- r. 582 -- 602 -rrb- . he played a major role in maurice 's balkan campaigns , and fought also in the east against the sassanid persians . comentiolus was ultimately executed in 602 after the byzantine army rebelled against maurice and emperor phocas -lrb- r. 602 -- 610 -rrb- usurped the throne .
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