>>>So, what are your predictions?
>>>
>>>

? .f. or .t. or .f. and .f. or .f.
>>>? .f. or .f. or .t. and .f. or .f.

>>
>>True and False
>
>We reasoned from left to right.
>
>Our initial reasoning for the 1st one was:
>step 1) false or true = true
>step 2) true or false = true
>step 3) true and false = false
>step 4) false or false = FALSE
>
>Our initial reasoning for the 2nd one was:
>step 1) false or false = false
>step 2) false or true = true
>step 3) true and false = false
>step 4) false or false = FALSE
>
>We now know we were wrong and why. But does anybody here (except Sergey, who obviously appears to know why) know why?

Only if we would read if right to left.