Strip the part from a competition's combined title

common/strip-serial-block-suffix.js

@@ -19,10 +19,18 @@ const episodeBlock = /\s*\((?:episodes?|eps?)\s*\d[^)]*\)/gi;
 // list - describes a sitting rather than names a film.
 const partBlock = /\s*\(parts?\s*\d+\s*(?:[-–—]|to|,|&|and)\s*\d[^)]*\)/gi;
 
+// A competition screened over several sittings is billed one part at a time,
+// with whatever the sitting adds after it: "Short Film Competition Part 1 +
+// Q&A". Unlike a film, a competition never has a part in its own name, so the
+// part and everything after it can go - the rest belongs to that one sitting.
+const competitionPart =
+  /(\bcompetition)\s*[-–—:,]?\s*\(?part\s*(?:\d+|[ivx]+)\b.*$/i;
+
 function stripSerialBlockSuffix(title = "") {
   return title
     .replace(episodeBlock, "")
     .replace(partBlock, "")
+    .replace(competitionPart, "$1")
     .replace(/\s+/g, " ")
     .replace(/\s*[-–—:+]\s*$/, "")
     .trim();

common/tests/strip-serial-block-suffix.test.js

@@ -61,6 +61,38 @@ describe("stripSerialBlockSuffix", () => {
     );
   });
 
+  test("drops a competition part and what the sitting adds after it", () => {
+    expect(
+      stripSerialBlockSuffix(
+        "Turn Up Film Festival - Short Film Competition Part 1 + Q&A",
+      ),
+    ).toEqual("Turn Up Film Festival - Short Film Competition");
+  });
+
+  test("drops a competition part however it's set off", () => {
+    expect(stripSerialBlockSuffix("Animation Competition - Part 2")).toEqual(
+      "Animation Competition",
+    );
+    expect(stripSerialBlockSuffix("Shorts Competition (Part 3)")).toEqual(
+      "Shorts Competition",
+    );
+    expect(stripSerialBlockSuffix("Shorts Competition: Part IV")).toEqual(
+      "Shorts Competition",
+    );
+  });
+
+  test("keeps a part that isn't a competition's", () => {
+    expect(stripSerialBlockSuffix("Dune: Part Two + Q&A")).toEqual(
+      "Dune: Part Two + Q&A",
+    );
+  });
+
+  test("keeps a competition with no part", () => {
+    expect(stripSerialBlockSuffix("Short Film Competition + Q&A")).toEqual(
+      "Short Film Competition + Q&A",
+    );
+  });
+
   test("leaves a title with no block untouched", () => {
     expect(stripSerialBlockSuffix("Picnic at Hanging Rock")).toEqual(
       "Picnic at Hanging Rock",