Bjornsen:
2018-19 Ottepaa WC (10 km classic) - 3:11 behind Johaug
2018-19 Seefeld WCh (10 km classic) - 1:41 behind Johaug
One summer later...
2019-20 Ruka WC (10 km classic) - 0:45 behind Johaug
Brennan:
2018-19 Ottepaa WC (10 km classic) - 3:09 behind Johaug
2018-19 Seefeld WCh (10 km classic) - 1:45 behind Johaug
One summer later...
2019-20 Ruka WC (10 km classic) - 0:57 behind Johaug
I share your feelings, don't get me wrong, but at least part of the difference is due to Johaug not having destroyed everyone as much as in those races.