Title: Ronaldo Tres
Content:  2010 - Corinthians 2010. 5 - 2011. 5 Guarani (Loan) 2011. 5 - 2011. 7 Corinthians B 2011. 7 - 2011. 10 Guarani (Loan)
Title: Cristiano Ronaldo
Content:  rout against Racing Santander on 23 October. His haul concluded a run of scoring in six consecutive matches for club and country, totalling 11 goals, the most he had scored in a single month. Ronaldo subsequently scored further hat-tricks against Athletic Bilbao, Levante, Villarreal and Málaga. Despite his performances, he did not make the top three in the inaugural 2010 FIFA Ballon d'Or. During a historic series of four Clásicos against rivals Barcelona in April 2011, Ronaldo scored twice to equal his personal record of 42 goals in all competitions. Though he failed to score in either leg of the Champions League semi-finals as Madrid were 
Title: Cristiano Ronaldo
Content:  through the season, Ronaldo finished second in the 2009 Ballon d'Or and the 2009 FIFA World Player of the Year awards, behind Messi of Barcelona, Madrid's rivals. He finished the season with 33 goals in all competitions, including a hat-trick in a 4–1 win against Mallorca on 5 May 2010, his first in La Liga. His first season at Madrid ended trophyless. Following Raúl's departure, Ronaldo was given the number 7 shirt for Madrid before the 2010–11 season. His subsequent return to his Ballon d'Or-winning form was epitomised when, for the first time in his career, he scored four goals in a single match during a 
Title: 2010–11 Real Madrid CF season
Content:  scorer          ||  Cristiano Ronaldo (53) || colspan=3|– ; align=left| Top assistor        || 🇩🇪 Mesut Özil (25) || colspan=3|– ; align=left| Points              || 138/174 (79.31%) || 73/84 (86.9%) || 62/87 (71.26%) || 3/3 (100%) ; align=left| Winning rate        || 74.58% || 86.21% || 62.07% || 100% align=left| Yellow cards        || 152 || 65 || 84 || 3 ; align=left| Red cards           || 12 || 6 || 5 || 1 ; align=left| Most appearances    || 🇪🇸 Iker Casillas (54) || colspan=3|– ; align=left| Most minutes played || 🇪🇸 Iker Casillas (5029) || colspan=3|– ; align=left| Top scorer          ||  Cristiano Ronaldo (53) 
Title: 2010–11 Real Madrid CF season
Content:  colspan=3|– ; align=left| Top assistor        || 🇩🇪 Mesut Özil (25) || colspan=3|– ; align=left| Points              || 138/174 (79.31%) || 73/84 (86.9%) || 62/87 (71.26%) || 3/3 (100%) ; align=left| Winning rate        || 74.58% || 86.21% || 62.07% || 100% align=left| Top scorer          ||  Cristiano Ronaldo (53) || colspan=3|– ; align=left| Top assistor        || 🇩🇪 Mesut Özil (25) || colspan=3|– ; align=left| Points              || 138/174 (79.31%) || 73/84 (86.9%) || 62/87 (71.26%) || 3/3 (100%) ; align=left| Winning rate        || 74.58% || 86.21% || 62.07% || 100% align=left| Points              || 138/174 (79.31%) || 73/84 (86.9%) || 62/87 (71.26%) || 3/3 
Title: Cristiano Ronaldo
Content:  Following the 2012–13 winter break, Ronaldo captained Madrid for the first time in an official match, scoring twice to lift 10-man Madrid to a 4–3 win over Sociedad on 6 January. He subsequently became the first non-Spanish player in 60 years to captain Madrid in El Clasico on 30 January, a match which also marked his 500th club appearance. Three days prior, he had scored his 300th club goal as part of a perfect hat-trick against Getafe. He scored his 200th goal for Madrid on 8 May in a 6–2 win against Málaga, reaching the landmark in 197 games. He helped Madrid reach the 2013 Copa 
Title: Cristiano Ronaldo
Content:  "elaborate" step-overs in trying to beat opponents, but teammate Gary Neville said he was "not a show pony, but the real thing", and predicted he would become a world-class player. Ronaldo scored United's 1,000th Premier League goal on 29 October 2004, their only goal in a 4–1 loss to Middlesbrough. A few weeks later, he signed a new contract with the club that extended his previous deal by two years to 2010. At the start of 2005, Ronaldo played two of his best matches of the 2004–05 season, producing a goal and an assist against Aston Villa and scoring twice against rivals Arsenal. He played 
Title: Ronaldo (Brazilian footballer)
Content:  After two seasons with Inter, A. C. Milan defender Paolo Maldini viewed Ronaldo and Diego Maradona as the two best players he ever faced, stating, "Ronaldo during his first two years at Inter was a phenomenon." Inter had high hopes going into the 1999–2000 season with their attack including Ronaldo and Italian stars Roberto Baggio and Christian Vieri. However, on 21 November, during a Serie A match against Lecce, Ronaldo felt his knee buckle and was forced to limp off the field. A medical examination confirmed that the striker had ruptured a tendon in his knee and would require surgery. During his first comeback on 12 April 2000, he played only six minutes during the first leg of the 
Title: 2010–11 FC Porto season
Content:  ; 3 ; 0 ; 1 ; 0 ; 4 ; 8 ; 19 ; James Rodríguez ; 2 ; 1 ; 3 ; 0 ; 0 ; 6 ; 7 ; Fernando Belluschi ; 2 ; 1 ; 0 ; 0 ; 0 ; 3 ; 4 ; Maicon ; 2 ; 1 ; 0 ; 0 ; 0 ; 3 ; 14 ; Rolando ; 0 ; 2 ; 0 ; 0 ; 1 ; 3 ; 10 ; Cristian Rodríguez ; 1 ; 1 ; 0 ; 0 ; 1 ; 3 ; 13 ; 25 ; Fernando ; 0 ; 1 ; 0 ; 1 ; 0 ; 2 ; 8 ; João 
Title: Cristiano Ronaldo
Content:  new record for scoring against the most national teams, 40, while also completing his eighth international hat-trick. On 14 October, he scored his 700th senior career goal for club and country from the penalty spot, in his 974th senior career appearance, a 2–1 away loss to Ukraine in a Euro 2020 qualifier. On 17 November, Ronaldo scored his 99th international goal in a 2–0 win over Luxembourg, leading Portugal to qualify for Euro 2020. On 8 September 2020, Ronaldo scored his 100th and 101st international goals in a 2–0 away win over Sweden in a 2020–21 UEFA Nations League match, becoming only the second male player ever to achieve this milestone (after Ali Daei of Iran) and the first in Europe. On 13 October, the FPF announced that Ronaldo tested positive for COVID-19 while being asymptomatic. By 30 October, Ronaldo had recovered.

Question: who did cristiano ronaldo play for in 2010?
Answer: Real Madrid C.F.