from collections import defaultdict
import re

KEYWORDS = {
  "A": [
    "anarchism",
    "animism",
    "aporia",
    "archipelagoes",
    "ascend",
    "assimilation",
    "descend",
    "highlands",
    "piracy",
    "water",
    "zomia"
  ],
  "B": [
    "agriculture",
    "barbarian",
    "bondage",
    "boundary",
    "buffalo",
    "colonialism",
    "peasant",
    "royalty",
    "shadow puppets",
    "tiger"
  ],
  "C": [
    "air",
    "circle",
    "contagion",
    "corruption",
    "cosmology",
    "leaders",
    "money",
    "royalty",
    "transmission"
  ],
  "D": [
    "burial",
    "decay",
    "dispersal",
    "disaggregate",
    "forensics",
    "human remains",
    "humidity",
    "rain",
    "river",
    "soil",
    "tombs"
  ],
  "E": [
    "evasion",
    "epidemic",
    "contagion",
    "ecology",
    "efficacy",
    "transmission"
  ],
  "F": [
    "fauna",
    "fiction",
    "flight",
    "flora",
    "fluidity",
    "forest",
    "friction",
    "frontier",
    "shamans",
    "outlaw"
  ],
  "G": [
    "authors",
    "writing",
    "cpm/mcp",
    "espionage",
    "geography",
    "ghost", "spirit",
    "guerillas",
    "transmission"
  ],
  "H": [
    "air-conditioner",
    "diagram",
    "heat",
    "humidity",
    "hydrology",
    "irrigation",
    "landscape",
    "oppression",
    "rain",
    "river",
    "sweat",
    "labor",
    "trade",
    "water"
  ],
  "I": [
    "aerial shot",
    "agriculture",
    "authors",
    "writing",
    "construction",
    "identity",
    "imitation",
    "inscription",
    "invulnerability",
    "irrigation",
    "tattoo",
    "illegible",
    "unreadable"
  ],
  "J": [
    "jellyfish",
    "pollution",
    "shape-shifter",
    "zomia"
  ],
  "K": [
    "family",
    "kinship",
    "kingship",
    "modern nepotism",
    "royalty"
  ],
  "L": [
    "1900-1947",
    "authors",
    "writing",
    "water bodies",
    "colonialism",
    "cpm/mcp",
    "espionage",
    "guerillas",
    "japanese occupation",
    "legibility",
    "river",
    "shape-shifter",
    "unreadable"
  ],
  "M": [
    "aerial shot",
    "cosmology",
    "india bce",
    "magic",
    "shamans",
    "mandala",
    "manpower",
    "map",
    "mobility",
    "network",
    "survey"
  ],
  "N": [
    "aerial shot",
    "narcotics",
    "narration",
    "nationalism",
    "survey"
  ],
  "O": [
    "india",
    "china",
    "ocean",
    "opium",
    "opium war",
    "orality",
    "origin"
  ],
  "P": [
    "balinese painting",
    "bateson",
    "buffalo",
    "colonialism",
    "deleuze & guattari",
    "highland tribe",
    "irrigation",
    "padi",
    "peasant",
    "periphery",
    "plateau",
    "politics",
    "river",
    "royalty",
    "swidden agriculture",
    "tiger"
  ],
  "Q": [
    "colonialism",
    "ocean",
    "queen",
    "question",
    "quotation",
    "royalty",
    "underwater",
    "water kingdom",
    "women",
    "women with white males"
  ],
  "R": [
    "gong",
    "metal",
    "ritual"
  ],
  "S": [
    "animism",
    "cosmology",
    "emanation of power",
    "fanaticism",
    "ghost", "spirit",
    "mandala",
    "map",
    "network",
    "obedience",
    "royalty",
    "sea",
    "slavery",
    "society against state",
    "soul"
  ],
  "T": [
    "tiger",
    "tiger",
    "tiger",
    "tiger",
    "tiger",
    "tiger",
    "tiger",
    "tiger",
    "tiger",
    "colonialism",
    "cpm/mcp",
    "espionage",
    "forest",
    "indian convicts",
    "japanese occupation",
    "map",
    "singapore",
    "slavery",
    "survey",
    "theodolite",
    "water"
  ],
  "U": [
    "malacca",
    "ocean",
    "origin",
    "royalty",
    "singapore",
    "sumatra",
    "utama",
    "water kingdom"
  ],
  "V": [
    "fire",
    "pontianak",
    "vagina",
    "vampire",
    "voice"
  ],
  "W": [
    "weretiger",
    "weretiger",
    "weretiger",
    "water",
    "water",
    "water bodies",
    "magic", "shamans",
    "ritual",
    "tamil tigers",
    "tiger",
  ],
  "X": [
    "becoming-animal",
    "first contact",
    "foreigner",
    "intercourse",
    "xenophilia/xenophopia",
  ],
  "Y": [
    "first contact",
    "foreigner",
    "magic",
    "shamans",
    "obedience",
    "youth",
    "yielding"
  ],
  "Z": [
    "animal",
    "archipelagoes",
    "evasion",
    "forest",
    "jellyfish",
    "modern nepotism",
    "highlands",
    "oppression",
    "royalty",
    "shape-shifter",
    "water",
    "weretiger",
    "zomia",
    "zoophilia",
    "zombie"
  ]
}