Definition: In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.
Input: Question: How many players were on the Excelsior Rotterdam the year Jalink debuted on that team? Passage:Jalink started his career with Excelsior Rotterdam. He made his debut as a substitute on 24 August 1983, against Roda JC Kerkrade at the Gemeentelijk Sportpark Kaalheide, replacing Carlo van Tour. He scored four goals in 27 matches in the 1983–84 season. He went on to score nine goals in 31 games in 1984–85 and eight goals in 33 appearances in 1985–86. He then was signed by Eredivisie rivals AZ Alkmaar, and played 27 games in 1986–87, before scoring six goals in 17 appearances in 1987–88. AZ were relegated in 1988, but Jalink remained in the top-flight as he switched sides to sign with Fortuna Sittard, along with teammate Pier Tol, and scored twice in 15 games in the latter half of the 1987–88 campaign. He scored six goals in 29 appearances in 1988–89, before moving on to RKC Waalwijk. He claimed two goals in 23 appearances in 1989–90, and then scored five times in 29 games in 1990–91.


a