Determine how strongly sadness is expressed in the following tweet. Use the scale: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.
Tweet: @EllenMellon_88 Got #mybrokenfoot running Great North Run, can't wait to run again in a few months time - be mostly dark then! #ukrunchat
0: no sadness can be inferred