Complex sentence: He then played and lost a match versus grandmaster Samuel Reshevsky by the score of 3½-2½, and, in the same year, played second board for the World Student Team Championship in Uppsala, Sweden, going undefeated, and scoring 7/9.
Split into simpler sentences: He then played and lost a match versus grandmaster Samuel Reshevsky by the score of 3½-2½. In the same year Lombardy played second board for the World Student Team Championship in Uppsala, Sweden, and went undefeated, scoring 7/9.