The spelling of the phrase "art the trail" can be explained through the International Phonetic Alphabet (IPA). "Art" is spelled /ɑrt/ using the phonemes /ɑ/ for the vowel sound in "car" and /ɹ/ for the rhotic consonant sound. "The" is spelled /ði/ using the voiced dental fricative /ð/ and the vowel /i/ in the unstressed syllable. "Trail" is spelled /treɪl/ using the consonant cluster /tr/ and the diphthong /eɪ/ for the vowel sound.