Q: This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.
One of the earliest surviving examples of European quilting, the late 14th-century Sicilian Tristan Quilt, is also held by the collection. The collection has numerous examples of various types of textiles designed by William Morris, including, embroidery, woven fabrics, tapestries (Including 'The Forest' tapestry of 1887), rugs and carpets, as well as pattern books and paper designs. The art deco period is covered by rugs and fabrics designed by Marion Dorn. From the same period there is a rug designed by Serge Chermayeff.
A:
When is the Sicilian Tristan Quilt dated?