Sentence:  No, look the secret of gymnastics calling which I only realised afterwards is that every move has a name, based largely on the person who did it first. Who knows what these things are called? So our calling of it could be as – 'the <WSD>battered sav</WSD>' is a visual description of what might be called the Hadfield, and I think that this is the great mystery. 
Meaning of the word marked with <WSD> tags:  A men's gymnastic move where the gymnast leaps into the air, landing in a push-up position in which his groin touches the floor, or, by extension, any maneuver that results in crushing the male groin.