By Jamie Spencer Arsenal made it four wins from four at the start of the new WSL season by making relatively light work of Liverpool at Prenton Park on Sunday. It was also a 12th consecutive WSL win for the Gunners as they continued their exceptional form from the end of last season, equalling the league record, and a ninth straight WSL clean sheet for Manuela Zinsberger to extend her own mark set a week earlier. Lia Walti scored a splendid opener only 15 minutes into the contest, while Frida Maanum doubled the advantage not long after and that was how it stayed. Arsenal boss Jonas Eidevall on…