a gross percent can't name the 3 branches or their Reps.
If the second half of that reader engagement doesn't pay off, the sentence reads as clunky or incorrect, likely a mistake from a second language speaker.
Natural languages are not code and words can't be swapped arbitrarily. Word choice and construction carries meaning in and of itself, totally divorced from the actual words used.
Luckily, other humans can 'clear things up' :)