feature numr {
    sub zero  by zero.numr;
    sub one   by one.numr;
    sub two   by two.numr;
    sub three by three.numr;
    sub four  by four.numr;
    sub five  by five.numr;
    sub six   by six.numr;
    sub seven by seven.numr;
    sub eight by eight.numr;
    sub nine  by nine.numr;
} numr;

feature dnom {
    sub zero  by zero.dnom;
    sub one   by one.dnom;
    sub two   by two.dnom;
    sub three by three.dnom;
    sub four  by four.dnom;
    sub five  by five.dnom;
    sub six   by six.dnom;
    sub seven by seven.dnom;
    sub eight by eight.dnom;
    sub nine  by nine.dnom;
} dnom;