Robuta

https://www.flightglobal.com/aerospace/rolls-royce-continues-trent-xwb-blade-wear-tests/141577.article
Rolls-Royce has completed inspections of high-cycle Trent XWB-84 engines for premature wear on intermediate-pressure compressor blades, but has yet to fully...
rolls roycetrent xwbcontinuesbladewear