<human>: Question: When was the west front of Saint Denis completed?

Is To achieve his aims, his masons drew on the several new features which evolved or had been introduced to Romanesque architecture, the pointed arch, the ribbed vault, the ambulatory with radiating chapels, the clustered columns supporting ribs springing in different directions and the flying buttresses which enabled the insertion of large clerestory windows. a good answer to this question?

OPTIONS:
- yes
- no
<bot>: no