wˈʌn ɪz ðæt tˈuː ˈænsɛstɚ spˈiːsiːz, wˈʌn wɪð ˈɛn ˈiːkwəlz sˈɪks ænd wˈʌn wɪð ˈɛn ˈiːkwəlz ˈeɪt kɹˈoʊməsˌoʊmz hˈaɪbɹɪdˌaɪzd, ɹɪzˈʌltɪŋ ɪn ɐ ˈɛn ˈiːkwəlz sˈɛvən hˈaɪbɹɪd.
One is that two ancestor species, one with n = 6 and one with n = 8 chromosomes hybridized, resulting in a n =  7 hybrid.