Power Rangers: Dino Fury (2)

Season overview

Task: Write a JSON object for "Power Rangers" Season 29.
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/guessed details (titles, names, dates, etc.).
Constraint 3: Neutral, encyclopedic prose, plain text (no markdown/asterisks/headings/bullets inside strings).
Constraint 4: Output valid JSON only.
Constraint 5: Word count for overview must be 160-220 words.
Synopsis: "The Power Rangers band together with mighty new Dino Keys to stop more squads of Sporix beasts — and revived enemies out for revenge."
Source [1]: Mentions "Power Rangers (1993)", "teenagers with attitude", "save Angel Grove from the evil witch".
Source [2]: Cast/crew credits for "Mighty Morphin Power Rangers (1993-1996)".
Source [3]: "Mighty Morphin Power Rangers" aired from Aug 28, 1993 to Nov 27, 1995, lasting three seasons.
Source [4]: "Alien sorceress Rita Repulsa and her army of monsters emerge from space to conquer Earth. All that stands in their way are five teenagers with attitude who draw on dinosaur powers to transform into the Mighty Morphin Power Rangers."
Source [5]: TV stills/photos.
Overview: The synopsis provided for Season 29 says: "The Power Rangers band together with mighty new Dino Keys to stop more squads of Sporix beasts — and revived enemies out for revenge."
Problem: The synopsis is extremely short (approx 25 words). The requirement is 160-220 words.
Constraint Check: "You write ONLY verifiable facts that are explicitly supported by the provided SYNOPSIS and SOURCES. You never invent or guess... If a detail is not in the provided material, you omit it rather than guess."
Conflict: I cannot reach 160-220 words using only the provided text without inventing information. The provided text for Season 29 is just one sentence. The other sources refer to the 1993 series.
Strategy: I must attempt to expand the overview using the provided information about the franchise/previous context if applicable, but the prompt asks for a summary of this season's narrative arc. If I only use the Season