1. He holds a black belt in karate.
2. She's a black belt in karate.
3. Murray is a judo black belt.
4. He's a black belt at karate.
5. He's a black belt in judo.
6. Sandy's a black belt in judo.
7. I'll have you know I'm a black belt in judo.
8. Taekwondo black belt: the gold bars distinguish rank.
9. She had successfully gained her own black belt four years previously.
10. Taking any test requires commitment; the black belt test takes the most commitment of all.
11. Mr Iqbal, 3 was a black belt judo expert but he was no match for Vernage's knife.
12. Since then, Jason has earned a black belt and consistently medaled in a variety of Taekwondo tournaments.
13. The Six Sigma Black Belt will demonstrate the ability to read a fault tree.
14. The Six Sigma Black Belt should be able to correctly apply EWMA charts to a process with serial correlation in the data.