Assertion: special key | /r/HasProperty | labeled dead key
Facets:
Source sentences:
text: Old computer systems, such as the MSX, often had a special key labeled dead key, which in combination with the Ctrl and Shift keys could be used to add some of the diacritics commonly needed in the Western European languages ( ´ , ` , ˆ and ¨ ) to vowels that were typed subsequently.