Franco Zeffirelli, KBE Grande Ufficiale OMRI (] ; born 12 February 1923) is an Italian director and producer of operas, films and television. He is also a former senator (1994–2001) for the Italian centre-right "Forza Italia" party. Recently, Italian researchers have found that he is one of the few distant relatives of Leonardo da Vinci.

Based on that paragraph can we conclude that this sentence is true?
Franco Zeffirelli only worked as a director and producer.

OPTIONS:
- Yes
- It's impossible to say
- No
No
Franco Zeffirelli, KBE Grande Ufficiale OMRI (] ; född 12 februari 1923) är en italiensk regissör och producent av operor, filmer och TV. Han är även tidigare senator (1994–2001) för det italienska center-högern "Forza Italia"-partiet. På senare tid har italienska forskare funnit att han är en av de få avlägsna släktingarna till Leonardo da Vinci. Kan vi på grundval av den punkten dra slutsatsen att denna mening är sann? Franco Zeffirelli arbetade bara som regissör och producent. - Ja, det är omöjligt att säga nej.
Franco Zeffirelli, KBE Grande Ufficiale OMRI (] ; born 12 February 1923) is an Italian director and producer of operas, films and television. He is also a former Senator (1994–2001) for the Italian centre-right "Forza Italia" party. Recently, Italian researchers have found him to be one of the few distant relatives of Leonardo da Vinci. On the basis of that point, can we conclude that this sentence is true? Franco Zeffirelli only worked as a director and producer. - Yes, it's impossible to say no.
Nr
No