Complex sentence: Nikosthenes, Psiax and the Diosphos Painter were amongst the early users of the technique and it was in use up until the mid- 5th century when it can be observed on a small number of oenochoe from the Haimon painter workshop.
Split into simpler sentences: Nikosthenes, Psiax, and the Diosphos Painter were amongst the early users of the technique. It remained in use until the mid- 5th century, when it can be observed on a small number of oenochoe from the Haimon painter workshop.