Complex sentence: The ¼ piastre was last struck in 1926, with scalloped, cupro-nickel ½ and 1 piastre introduced in 1934, changing to bronze in 1942.
Split into simpler sentences: The ¼ piastre was last struck in 1926. In 1934, ½ and 1 piastre coins were introduced in 1934 in scalloped cupro-nickel, changing to bronze in 1942.