 Complete the following phrase:  He began 2019 with a 21 win against Liverpool, where he assisted Leroy Sanés winning goal. On 6 January 2019, he scored a goal and assisted one in a 70 win against Rotherham, which booked their place in the fourth round. On 20 January 2019, he headed a goal to help City win 30 over Huddersfield Town. On 3 February 2019, he helped assist two of Sergio Agüeros goal to beat Arsenal 31, which helped City move 2 points behind Liverpool. On 10 February 2019, he scored two goals to beat Chelsea 60 at the Etihad. On 20 February 2019, in a first leg match of the Champions League against Schalke, he scored the winning goal in the 90th minute in a 32 win. In the EFL Cup Final on 24 February 2019, he scored the winning penalty in the penalty shootout to win the cup. The following month, he scored a hat-trick for the first time since 2015 within the space of 13 minutes  the fastest hat-trick of the season  to secure a 31 victory over Watford. He scored again in the return leg of Man Citys Champions League clash with Schalke to help the club record a 70 102 victory and equal the record for the largest winning margin in the knockout-phase of the competition. On 17 April 2019, Sterling scored two and had a winner on aggregate disallowed in injury time  which would have sealed his third hat-trick of the season  in Manchester Citys 43 win over Tottenham Hotspur in their UEFA Champions League quarter-final second-leg, however they were knocked out on away goals after losing 10 in the first leg. On 18 May 2019, Sterling scored twice as Manchester City defeated Watford 60 in the 