Techniques are provided for responding to the termination of a node executing one or more transactions by selecting another node to complete the transactions, and assigning to the selected node the affinity relationships that existed between the terminated node and the objects being accessed by said transactions. The outer race assembly includes a body, a plurality of first springs attached to the body, and a plurality of second springs. The method can further include assigning probability to the weighted grammar based on historical user responses and activating each weighted grammar is based on the assigned probability.