Breach Scarab of the Marshal needs to be clearer

the scarab description reads
"Unstable Breaches in Area contain a Boss
Breach Hives in Area lead to a Hive Fortress"

But I think it would be clearer if it was either
"Unstable Breaches in Area contain a Boss,
Breach Hives in Area lead to a Hive Fortress."
or
"Unstable Breaches in Area contain a Boss or,
Breach Hives in Area lead to a Hive Fortress."

I was reading it all wrong for 10 minutes after trying to get a hive fortress in an unstable breaches