It was supposed to serve as an emergency exit in the event of a surprise, and it was usually blocked shut with bricks.
Ezusterik gertatuz gero, larrialdi-irteera gisa erabiltzeko asmoz zegoen eginda, eta normalean adreiluz itxita eduki ohi zuten. Elkarrizketari pausaldi batek jarraitu zion, zeinean ez baitzen tabakoaren txingarra besterik entzun.