By ROGER PANTING

Scarlets ............23pts
Tries: Williams 53, Costelow 65
Conversions: Costelow 53, 65
Penalties: Costelow 14, 40, 44

Ospreys ............23pts
Tries: Anscombe 5, Griffiths 80
Conversions: Anscombe 5, Walsh 80
Penalties: Anscombe 9, 17, 47
A last-minute converted try from Ospreys’ replacement Will Griffiths deprived Scarlets of a winning start to their 150th year celebrations.
Griffiths powered over from a driving lineout with young fly-half Jack Walsh holding his nerve to succeed with a touchline conversion.
It was rough justice on Scarlets, who had fought back from...