       min_advancing_age_group: "III",
       max_advancing_age_group: "VII"
     })
+
+    rw_vocal_perf = insert(:performance, contest_category: rw_vocal)
+    insert(:appearance, performance: rw_vocal_perf, participant_role: "soloist", instrument: "vocals")
+    insert(:appearance, performance: rw_vocal_perf, participant_role: "accompanist", instrument: "piano")
+
+    rw_wind_ens_perf = insert(:performance, contest_category: rw_wind_ens)
+    insert(:appearance, performance: rw_wind_ens_perf, participant_role: "ensemblist", instrument: "clarinet")
+    insert(:appearance, performance: rw_wind_ens_perf, participant_role: "ensemblist", instrument: "oboe")
+    insert(:appearance, performance: rw_wind_ens_perf, participant_role: "ensemblist", instrument: "bassoon")
+
+    rw_pop_drums_perf = insert(:performance, contest_category: rw_pop_drums)
+    insert(:appearance, performance: rw_pop_drums_perf, participant_role: "soloist", instrument: "drumset")
+    insert(:appearance, performance: rw_pop_drums_perf, participant_role: "accompanist", instrument: "vocals")
+    insert(:appearance, performance: rw_pop_drums_perf, participant_role: "accompanist", instrument: "e-guitar")
+    insert(:appearance, performance: rw_pop_drums_perf, participant_role: "accompanist", instrument: "saxophone")
+
+    rw_pop_vocal_ens_perf = insert(:performance, contest_category: rw_pop_vocal_ens)
+    insert_list(2, :appearance, performance: rw_pop_vocal_ens_perf, participant_role: "ensemblist", instrument: "vocals")
+    insert(:appearance, performance: rw_pop_vocal_ens_perf, participant_role: "accompanist", instrument: "e-guitar")
+    insert(:appearance, performance: rw_pop_vocal_ens_perf, participant_role: "accompanist", instrument: "e-bass")
+    insert(:appearance, performance: rw_pop_vocal_ens_perf, participant_role: "accompanist", instrument: "drumset")
   end
 end

      min_advancing_age_group: "II",
      max_advancing_age_group: "VI"
    })
    _rw_pop_drums = insert(:contest_category, %{
      contest: rw_contest,
      category: pop_drums,
      min_age_group: "Ia",

      min_advancing_age_group: "II",
      max_advancing_age_group: "VI"
    })
    rw_pop_vocal_ens = insert(:contest_category, %{
      contest: rw_contest,
      category: pop_vocal_ens,
      min_age_group: "Ia",
