data class Tuple12<out A, out B, out C, out D, out E, out F, out G, out H, out I, out J, out K, out L>(val first: A, val second: B, val third: C, val fourth: D, val fifth: E, val sixth: F, val seventh: G, val eighth: H, val ninth: I, val tenth: J, val eleventh: K, val twelfth: L)(source)