[gnulinux]

If they're consistent, you'd have to explain how can multiple actors imagine a similar story (assuming those witnesses didn't interact). You can use probabilistic reasoning to determine whether a large portion of the story is close to reality.

[ndiscussion]

Right, just like with bigfoot (?)

[gambiting]

I feel like there is a difference between "we saw something between the trees! It must have been the bigfoot!" and "we gave this guy a cat and he ate it whole in front of us".