Kieran, I'd strongly urge you to look up a poster named Train, and read her sitch. It's a perfect example of "clear and unequivocal."

M57 W 57; D30 D28 S24 S20 GD7 GD2 GD1 GD5m GD1m
BD 5/07; W's affair 5/07-8/07

At the end of every hard-earned day, people gotta find some reason to believe. (Bruce Springsteen)