Submitted by György Chityil ... on Wed, 03/21/2018 - 16:52 Ngram Count: 1Starts with letter: YesIndefinite Article: aGoogle Ngram Count: 575293416Sense count: 2Contained in other ngrams: 439Hierarchy: Subordinating ConjunctionSubordinate (Dependent)Personal PronounThird PersonPluralWh-pronounSubjectiveQuestion signalForms: whosewhomForms Count: 2