By BRYN PALMER

Edinburgh.......... 31pts
Tries: Mata 19, Pen try 36, Savala 47, Vellacott 65
Conversions: Boffelli 19, 48, 66
Penalties: Boffelli 76

Castres............... 20pts

Tries: Colonna 25, Blanc 30, Seguret 67
Conversions: Larregain 68
Penalties: Dumora 40
EDINBURGH kept their hopes of reaching the European Champions Cup knockout stages on track with a patchy bonus-point victory over an ill-disciplined Castres.
After a narrow loss at Saracens in their opening Pool A encounter, Mike Blair’s side collected a precious five-point haul but were far from their fluent best and lack...