:- initialization(
logtalk_load([
quick1,
location2,
aberdeen,
aberystwyth,
birmingham,
brighton,
bristol,
cambridge,
cardiff,
carlisle,
dover,
edinburgh,
exeter,
glasgow,
hull,
leeds,
liverpool,
london,
manchester,
newcastle,
nottingham,
oxford,
penzance,
portsmouth,
sheffield,
swansea,
york,
salesman,
circular,
incremental,
presort,
driving,
geographic2,
metric1,
permute,
descend,
natural])).