Assertion: computer keyboard's key | /r/HasProperty | separate blocks
Facets:
Source sentences:
text: It was equipped with a central 64 KB RAM, a keyboard with 58 alpha numeric keys and 11 numeric keys (separate blocks), a 32-character screen, a floppy disk : capacity = 140,000 characters, of a thermal printer : speed = 28 characters / second, an asynchronous channel, a synchronous channel, a 220 V power supply.