Increasingly absorbed by his teaching, in 1913 Stanislavski held open rehearsals for his production of Molière's "The Imaginary Invalid" as a demonstration of the 'system'. As with his production of "Hamlet" and his next, Goldoni's "The Mistress of the Inn", he was keen to assay his 'system' in the crucible of a classical text. He began to inflect his technique of dividing the action of the play into bits with an emphasis on improvisation; he would progress from analysis, through free improvisation, to the language of the text: