Complex sentence: Coin production commenced in 1861 and, in 1864, the Philippines decimalised, dividing the peso into 100 "centimos de peso", with the peso equal to 226 ⁄ 7 grains of gold.
Split into simpler sentences: Coin production commenced in 1861 and, in 1864, the Philippines decimalized, dividing the peso into 100 centimos de peso. The peso was equal to 226 ⁄ 7 grains of gold.