!7

sS indices = splitAtSpace("first second third fourth fifth");

p {
  ai_testMode();
  S s = randomChars(5);
  for (i = 1; i <= l(indices); i++); i++)
    ai_postTriple("The " + indices.get(i-1) + " character in " + quote(s), "is", quote(s.charAt(0)));
}