Utilize the input text as a context reference, choose the right relationship between 'Number' and 'steam' from the options.
Options: chief executive officer, industry, product/material produced, distributed by

Number three, we have higher cost than the typical oil resource play because we are about – we are weighted 88% oil, and we use energy in the form of steam to produce the majority of our oil and don’t have a large barrel of oil equivalent from gas production, masking our oil production cost.
distributed by