29 3								
35								
ALICE 7 BOB 5 K0					
QUERY K0							
ADD ALICE 3 CAROL 13 K1				
QUERY K0							
QUERY K1							
ADD CAROL 6 DAVID 20 K2				
QUERY K0							
QUERY K1							
QUERY K2							
ADD CAROL 2 EARL 17 K3				
QUERY K0							
QUERY K1							
QUERY K2							
QUERY K3
DEL CAROL 21
QUERY K0
QUERY K1
QUERY K2
DEL ALICE 23
QUERY K0
QUERY K2
ADD BOB 17 JASON 24 K3
QUERY K3
QUERY K0
ADD JASON 15 FRAN 6 K4
QUERY K4
QUERY K3
QUERY K0
ADD DAVID 25 GISELLE 9 K5
QUERY K5
QUERY K2
QUERY K0
DEL FRAN 4
QUERY K3
QUERY K0