Read the text and determine if the sentence is true (see options at the end):

General Francisco Javier Castanos Aragorri Urioste y Olavide, Count of Castanos y Aragones, 1st Duke of Baylen (es: "Don Francisco Javier Castanos Aragorri Urioste y Olavide, Conde de Castanos y Aragones, primer Duque de Bailen."; 22 April 1758 24 September 1852), was a Spanish general during the Peninsular War.

Sentence: General Francisco Javier Castanos Aragorri Urioste y Olavide fought valiantly during the Peninsular War.
Choices:
[a]. Yes
[b]. It's impossible to say
[c]. No
[b].