Sentence:  More than a beautiful visualization of the illustrious adventures and escapades of the tragi-comic knight-errant and his <WSD>squire</WSD> , Sancho Panza , in seventeenth century Spain , this inevitably abbreviated rendering of the classic satire on chivalry is an affectingly warm and human exposition of character . 
Meaning of the word marked with <WSD> tags:  young nobleman attendant on a knight