Premise: But between water and watt there are fifty-four main entries in Cobuild and 148 in CED . They share such entries as water biscuit and waterworks . But in addition CED alone enters water measurer (a `bug'), Watford (a `town north of London'), etc.

Hypothesis: Cobuild and CED both contain water biscuit and waterworks, but only CED has water measurer.
Relation: entailment