If she had had the doubleton ace of diamonds and a low club, she would have made a four-club splinter bid, showing four-card spade support, the values for game and a singleton or void in clubs.

[…] just then we needed a tenth man and needed him badly, because one of us had a deathday to observe and wanted to say the mourner's prayer.

In order to be able to efficiently state the main results of this chapter (in §4) we formulate here a group-functor version of the R-nilpotent tower lemma (Ch.III, 6.4).

The recognition of disabledness has increased and, moreover, it has become one of the diversity criteria used by governments in making public policy.