A deliberate knock-on which prevents a try-scoring opportunity

If a deliberate knock on, will it be a penalty try?

Evans breaks through and tries to get the ball away to Jonathan Davies but fails. The ref has stopped play to check for a deliberate knock on

Penalty to Scarlets and Farrell will kick long

Farrell will kick at goal

Penalty to Sarries at the ruck on the 10m line straight in front of the posts

Patchell kicks the ball out on the full and Sarries have a lineout in the Scarlets half

Scarlets drive them back to the 10m line

Saracens are just outside the Scarlets 22 now