スクリプトトリガー
is_part_of_yellow_river_near_canal
定義in_game/events/DHE/flavor_chi.txt:2342
2343OR = {
2344this = location:qinghe_huaian
2345this = location:taoyuan_huaian
2346this = location:suqian
2347this = location:suining_pizhou
2348this = location:xuzhou
}