article_snippet.sent: Right back Hector Bellerin gave Arsenal the lead with a superb left-foot curling into the corner to get things going at the Emirates Stadium .
article_snippet.sent: Hector Bellerin broke the Emirates deadlock for Arsenal, cutting in from Hector Bellerin native right-hand side and curling a left-foot strike into the corner .
article_snippet.sent: Mesut Ozil is congratulated by Mesut Ozil team-mates after Mesut Ozil magnificent free-kick on the half hour mark put Arsenal fully in control of the game . '
article_snippet.sent: Alexis Sanchez celebrates with Olivier Giroud after Alexis Sanchez stunning strike from just outside the penalty area made it 3-0 to Arsenal in the first half .
article_snippet.sent: A huge flag is waved as Nacho Monreal and Olivier Giroud are among the first team-mates to congratulate the unlikely opening goalscorer .
article_snippet.sent: The Gunners finally broke the deadlock through the unlikely source of full-back Hector Bellerin, who slotted home a fine left-foot curling effort on 37 minutes.
article_snippet.sent: The Gunners proved the catalyst for an onslaught, with Mesut Ozil's free-kick and a rocket by Alexis Sanchez on the stroke of half-time effectively ending the contest.
article_snippet.sent: Alexis Sanchez got in on the goalscoring act just before half-time, finding space outside the box to smash a drive over Wenger .