The exact feedback (after an attempt to remove a ring) was:
"
You first need to take off the uncursed fencing gloves of fidelity (+1, +1)
[+3, +1] {Ch+6} to get rid of the uncursed ring of m [Press SPACE to continue]Le

"
Although verbose feedback is often very desirable it does not add anything in
this specific situation, because you have the equipment screen right in front of you.
So just writing
"
You first need to take off your gloves to get rid of your left ring.
[Press SPACE to continue]
"
would be sufficient and solves the issue.