Former jockey turned Racing Daily pundit Liam Hall picks out four runners, from three separate meetings he's backing this Wednesday. 15:15 PONTEFRACT Rock Steady Beat holds all the cards here regarding form shown, took a step forward from his debut to finish second, third last time was still a respectable effort, capable of more now he's been gelded. Our Son Oscar is speedily bred and looks a capable option to hit the frame if knowing enough on debut but Chief Minster is one