Richard Birch analyses Santini's chance of breaking through in Cotswold Chase

A quick glance at official ratings will tell you that Bristol De Mai is comfortably the highest-rated of the six runners.

The Nigel Twiston-Davies-trained star, of course, needs no introduction. He has thoroughly earned his figure of 170 during a career of regular high achievement, which includes two spellbinding wins in the Betfair Chase.

Criticism that he is merely a heavy-ground bully was silenced when he secured his second Haydock Grade 1 by four lengths from Native River on a surface officially described as good.