ˈiːtʃ ɡˈeɪm sˈɛt ɪŋklˈuːdz ɐ nˈʌmbɚɹ ʌv kˈɑːɹdz, ˈiːtʃ kəntˈeɪnɪŋ wˈʌn ɔːɹ mˈoːɹ klˈæs sˈʌtʃ ɐz "bˈʊk tˈaɪɾəlz"; wɪðˌɪn ˈiːtʃ klˈæs mˈeɪ biː wˈʌn ɔːɹ mˈoːɹ kˈæɾɪɡɚɹi sˈʌtʃ ɐz "fˈɪkʃən", "nˈɑːnfˈɪkʃən", "ɹoʊmˈæns", "dɪtˈɛktɪv".
Each game set includes a number of cards, each containing one or more Class (such as "Book titles"); within each Class may be one or more Category (such as "Fiction", "Non-fiction", "Romance", "Detective").