graph TD;
    Yahoo!Hack-->CharityHack;
    Yahoo!Hack-->LeedsHack;
    Yahoo!Hack-->Hacked.io;
    Yahoo!Hack-->OverTheAir;
    Mashed2008-->Hacked.io;
    CharityHack-->BattleHack;
    Hacked.io-->Hackference;
    KingsOfCode-->Hackference
    LeedsHack-->HackManchester;
    HackManchester-->Hack24;
    Hack24-->LincolnHack;
    Hack24-->HackTheMidlands;
    Hackference-->BanterHack;
    Hackference-->BrumHack;
    Hackference-->HackNotts;
    HackNotts-->AnvilHack;
    AnvilHack-->SexTechHack;
    HackNotts-->LaunchHack;
    StudentHack-->LaunchHack;
    LaunchHack-->DragonHacks;
    LaunchHack-->HackNE;
    LaunchHack-->LandingHack;
    LaunchHack-->WarwickHACK;
    WarwickHACK-->CUCCHack;
    LaunchHack-->HackTheHolidays;
    LaunchHack-->HackTheBurgh;
    LaunchHack-->StacsHack;
    StacsHack-->StirHack;
    StacsHack-->HackDee;
    StacsHack-->RGUHack;
    PennApps-->KairosHacks;
    KairosHacks-->HackUPC;
    PennApps-->HackCambridge;
    PennApps-->AGHacks;
    MHacks-->AGHacks;
    NationalHackTheGovernment-->YoungRewiredState;
    YoungRewiredState-->BrumHack;
    YoungRewiredState-->RUHacking;
    BrumHack-->AstonHack;
    BrumHack-->HackTheMidlands;
    BrumHack-->HackBordeaux;
    NationalHackTheGovernment-->ParlyHack;
    NationalHackTheGovernment-->UKGovHack;
    AngelHack-->jacobsHack!;
    AngelHack-->StudentHack;
    jacobsHack!-->CopenHacks;
    jacobsHack!-->LauzHack;
    LauzHack-->OpenFoodHackdays;
    jacobsHack!-->OxfordHack;
    jacobsHack!-->DO!Hack;
    StudentHack-->GreatUniHack;
    HackKings-->HackLondon;
    HackKings-->HackCortona;
    HackLondon-->Porticode;
    HackLondon-->HackCity;
    ICHack;
    StartHack;
    HackZurich;
    JPMCodeForGood-->DurHack;
    HackaSoton-->HackTrain;
    HackSheffield;
    GUTSHack-->StrathHack;
    NASASpaceAppsChallenge-->StrathHack;
    AmbitionLab-->StrathHack;
