Suppose Saudi Arabia's production mix will shift to a higher proportion of lighter crudes. Unlike last year's Qatif and Abu Safah developments, nearly all of the proposed projects produce Arab Light or lighter crudes.
Can we infer that "last year's Qatif and Abu Safah developments were not mostly lighter crudes"? Yes, no, or maybe?
Suppose Saudi Arabia's production mix will shift to a higher proportion of lighter crudes. Unlike last year's Qatif and Abu Safah developments, nearly all of the proposed projects produce Arab Light or lighter crudes. Can we infer that "last year's Qatif and Abu Safah developments were not mostly lighter crudes"? Yes, no, or maybe?