>perl regex_parse_fields_1.pl
date: '2006-01-01'
prof: 'O'Reilly,Watson B.'
facilities:
    '406,560(centrifuge,refrig.)'
    '569b,607(dark room)'
    '210-211,101(ultracentrifuge)'
    '104-105(crystal growth rooms)'
    '660(centrifuge, refrig.)'
date: '2007-02-02'
prof: 'Olsen, Alfa-Betty Z.'
facilities:
    '102a-102c, 104(media lab)'
    '101(writer's lounge)'
date: '2008-03-04'
prof: 'Peebles, P.J.E.'
facilities:
    '1000a - 9999z (physical cosmology lab.)'
    '000-001 (computational cosmology lab)'