Later... with Jools Holland: Season 28

Season overview

Role: Meticulous television and film archivist.
Task: Write a JSON object for "Later... with Jools Holland" Season 28.
Keys: overview (160-220 words), primer (array of exactly 4 concise bullet points).
Constraint 1: Use ONLY provided synopsis and sources.
Constraint 2: No invented facts (titles, names, dates, episode counts, etc.).
Constraint 3: Original, neutral, encyclopedic prose.
Constraint 4: No markdown, no asterisks, no headings, no bullet points in the text (though the primer is an array).
Constraint 5: Output valid JSON only.
TMDB Synopsis: "Jools Holland returns for his twenty-eighth series of Later..."
Source [1]: Show name: Later... with Jools Holland (1992). Host: Jools Holland.
Source [4]: Show description: Contemporary British music television show. Draws from a diverse palette of both popular and world music. Each show features around five to seven acts with a variety of styles performing for each other and a studio audience of around 300 people. Jools Holland introduces the show and interviews.
Overview: The provided synopsis for Season 28 is extremely brief: "Jools Holland returns for his twenty-eighth series of Later...". There is no narrative arc described. The sources describe the general nature of the show (contemporary British music television, diverse palette of popular and world music, five to seven acts, studio audience of 300).
Constraint Check: I must write 160-220 words. However, the source material for Season 28 specifically is only one sentence. If I expand it using general show info, I must ensure I don't invent "narrative arcs" because music shows don't typically have narrative arcs.
Problem: The prompt asks for a "factual 160-220 word summary of this season's narrative arc." The source material does not contain a narrative arc for Season 28, nor does it provide enough detail to reach 160 words without repeating the same facts or inventing details.
Strict Adherence: "If a detail is not in the provided material, you omit it rather than guess."
Conflict: I cannot meet the 160-220 word count requirement using only the provided text without violating the "do not invent" rule.
Strategy: I will describe the show's format and the fact that Jools Holland returns for his twenty-