ðə sˈɛkənd bˈæɾəl ʌv ɹɛlˈɑːnoʊ ʌv twˈɛnti tˈuː mˈeɪ nˈaɪntiːnhˈʌndɹɪd twˈɛlv wʌz ɐn ɛŋɡˈeɪdʒmənt ʌvðə mˈɛksɪkən ɹˌɛvəlˈuːʃən bᵻtwˌiːn ɹˈɛbəl fˈoːɹsᵻz ˌʌndɚ pˈæskjuːəl oːɹˈɑːzkoʊ ænd ɡˈʌvɚnmənt tɹˈuːps ˌʌndɚ dʒˈɛnɚɹəl vˌɪktoːɹiˈɑːnoʊ hwˈɛɹɾə, æt ðə ɹˈeɪlɹoʊd stˈeɪʃən ʌv ɹɛlˈɑːnoʊ, tʃᵻwˈɑːwə.
The Second Battle of Rellano of 22 May 1912 was an engagement of the Mexican Revolution between rebel forces under Pascual Orozco and government troops under General Victoriano Huerta, at the railroad station of Rellano, Chihuahua.