"This is my voice (west coast American English with hints of mid-west and Canadian here and there). This is a semantically plausible (not to say 'predictable'), declarative sentence containing no proper names." - ⓞnor

Rob says spectrogram reading is hard. He being a cunning linguist and all, I tend to believe him. - Clare Dibble

Yeah, if good recordings of simple, clearly enunciated statements are "mystery of the month" material, then clearly this is not an easy task. - ⓞnor

No proper names? It says, "Paul is dead. I killed him." - j1m

The weird thing is I 10% believe you. - ⓞnor

I made it up, but I really wanted to believe. - j1m