Yeah, so it would do at the end of the session when the Flies are fatigued on the 50 minutes and we have a 10 minute block of 1% as and that's the extras that the players will pick up on and during this the rugby season proper. Once we're into season they'll be encouraged to work on the errors that they feel like they need to obviously improve on but also not neglecting what they're good at whereas in priests is and we tend to set up the stations for them and we will prescribe what we're going to do in those four or five stations depend on what steps available.