terminal-color = &basecolors
basecolors = (
    black: 0,  red: 1,  green: 2,  yellow: 3,
    blue: 4,  magenta: 5,  cyan: 6,  white: 7,
)
extended-color = &(
    basecolors,
    orange: 8,  pink: 9,  purple: 10,  brown: 11,
)