Question: What is the nationality of the player acquired by New Jersey Nets from Portland Trail Blazers in the 1990-91 season ?
Sentence (from "History of the Portland Trail Blazers"): Jack Ramsay, who was the Trail Blazers head coach from 1976 to 1986, had the number 77 retired in honor of Portland's only NBA Finals victory in 1977.
Relevant evidence: No