While it’s good for Cameco to restart Cigar Lake, the restart does not change the fact that there remains tremendous uncertainty about uranium supply as the pandemic continues to cause unplanned supply disruptions added to the planned supply discipline that has already been undertaken.
Refer to the input text as context and select the correct relationship between 'Cameco' and 'uranium' from the available options.
Options: distribution format, product/material produced, parent organization, headquarters location