Question: Who played little ricky on the lucille ball show?

Disambiguated questions and answers:
context: Enrique Alberto Ricardo IV, "Little Ricky," is a fictional character from the American television series "I Love Lucy" (1951–57, with Ricky Jr. becoming a part of the show as of his birth in 1953) and "The Lucy-Desi Comedy Hour" (1957–60). Little Ricky was played by a number of actors, including James John Ganzer, twins Richard and Ronald Lee Simmons, twins Michael and Joseph Mayer and, most notably, Keith Thibodeaux, billed as Little Ricky. Although the "I Love Lucy" announcer and the opening credits of "The Lucy-Desi Comedy Hour" gave his stage name as "Little Ricky", in his post-"Lucy" acting career, particularly his four-year irregular stint on "The Andy Griffith Show", he was billed as Richard Keith.
question: Who played little ricky on the lucille ball show in season 2 episode 16?
short_answers: James John Ganzer
wikipage: Ricky Ricardo Jr.
context: Enrique Alberto Ricardo IV, "Little Ricky," is a fictional character from the American television series "I Love Lucy" (1951–57, with Ricky Jr. becoming a part of the show as of his birth in 1953) and "The Lucy-Desi Comedy Hour" (1957–60). Little Ricky was played by a number of actors, including James John Ganzer, twins Richard and Ronald Lee Simmons, twins Michael and Joseph Mayer and, most notably, Keith Thibodeaux, billed as Little Ricky. Although the "I Love Lucy" announcer and the opening credits of "The Lucy-Desi Comedy Hour" gave his stage name as "Little Ricky", in his post-"Lucy" acting career, particularly his four-year irregular stint on "The Andy Griffith Show", he was billed as Richard Keith.
question: Who played little ricky on the lucille ball show starting in season 6?
short_answers: Richard Keith
wikipage: Ricky Ricardo Jr.
context: No context provided
question: Who played little ricky on the lucille ball show in season 5?
short_answers: Joseph and Michael Mayer
context: Enrique Alberto Ricardo IV, "Little Ricky," is a fictional character from the American television series "I Love Lucy" (1951–57, with Ricky Jr. becoming a part of the show as of his birth in 1953) and "The Lucy-Desi Comedy Hour" (1957–60). Little Ricky was played by a number of actors, including James John Ganzer, twins Richard and Ronald Lee Simmons, twins Michael and Joseph Mayer and, most notably, Keith Thibodeaux, billed as Little Ricky. Although the "I Love Lucy" announcer and the opening credits of "The Lucy-Desi Comedy Hour" gave his stage name as "Little Ricky", in his post-"Lucy" acting career, particularly his four-year irregular stint on "The Andy Griffith Show", he was billed as Richard Keith.
question: Who played little ricky on the lucille ball show in season2 episodes 22 and 24?
short_answers: Richard and Ronald Lee Simmons
wikipage: Ricky Ricardo Jr.

Long-form answers:
knowledge: content: Enrique Alberto Ricardo IV, "Little Ricky," is a fictional character from the American television series I Love Lucy (1951–57, with Ricky Jr. becoming a part of the show as of his birth in 1953) and The Lucy-Desi Comedy Hour (1957–60). Little Ricky was played by a number of actors, including James John Ganzer, twins Richard and Ronald Lee Simmons, twins Michael and Joseph Mayer[1] and, most notably, Keith Thibodeaux, billed as Little Ricky. Although the I Love Lucy announcer and the opening credits of The Lucy-Desi Comedy Hour gave his stage name as "Little Ricky", in his post-Lucy acting career, particularly his four-year irregular stint on The Andy Griffith Show, he was billed as Richard Keith.
wikipage: Ricky Ricardo Jr.
content: Keith Thibodeaux (born December 1, 1950), also known as Richard Keith, is an American former child actor and musician, best known for playing Little Ricky on the television sitcoms I Love Lucy and The Lucy–Desi Comedy Hour.
wikipage: Richard Keith (actor)
content: In the show, Little Ricky is the son of Lucy Ricardo and Ricky Ricardo. Little Ricky lives with his parents in a New York Brownstone apartment building, which is owned and run by his godparents; the family later moves to a large suburban house in Westport, Connecticut.
wikipage: Ricky Ricardo Jr.
long_answer: Enrique Alberto Ricardo IV or "Little Ricky," is a fictional character from the American television series I Love Lucy, which aired from 1951–57, and The Lucy-Desi Comedy Hour, which aired from 1957–60. In the show, Little Ricky is the son of Lucy Ricardo and Ricky Ricardo and lives with his parents in a New York Brownstone apartment building and then the family later moves to a large suburban house in Westport, Connecticut. Little Ricky was played by a number of actors, including James John Ganzer, who played Little Ricky in season 2, episode 16, twins Richard and Ronald Lee Simmons who played him season 2, episodes 22 and 24, and twins Joseph and Michael Mayer played the character in season 5. In season 6, Keith Thibodeaux played the character, with his stage name in the credits being shown as "Little Ricky", although in his post-Lucy acting career he was known as Richard Keith.