Sentence:  In a <WSD>long</WSD> commentary which he has inserted in the published text of the first act of the play , he says at one point : `` However , that experience never raised a doubt in his mind as to the reality of the underworld or the existence of Lucifer 's many faced lieutenants . 
Meaning of the word marked with <WSD> tags:  primarily spatial sense; of relatively great or greater than average spatial extension or extension as specified