Arsenal produced a first-half masterclass to put today’s clash with West Ham to bed before the half-time break even arrived. The Gunners were ruthless in taking their chances as the likes of Gabriel, Saliba, Saka and Trossard all found themselves on the scoresheet in the opening 45 minutes. For Mikel Arteta, it was an absolute dream to see his side execute and take their chances, as the work with the set-piece coach in training clearly paid dividends. Key to those set-pieces doing well was the delivery from Declan Rice. The England man seems to be developing his game from dead-balls and he pro…