hɪz əpˈoʊnənt kəntˈɛstᵻd hɪz ᵻlˈɛkʃən, ænd ˌɑːpəzˈɪʃən tə hɪz ᵻlˈɛkʃən pɹɪvˈɛntᵻd hˌɪm fɹʌm bˌiːɪŋ sˈiːɾᵻd ɪn kˈɑːŋɡɹəs.
His opponent contested his election, and opposition to his election prevented him from being seated in Congress.