CREATE TABLE players(id INTEGER PRIMARY KEY, name TEXT NOT NULL, token TEXT NOT NULL);

CREATE TABLE jobs(id INTEGER PRIMARY KEY, player INTEGER DEFAULT NULL, status INTEGER, FOREIGN KEY(player) REFERENCES players(id));

CREATE TABLE tasks(job INTEGER, task INTEGER, status INTEGER, FOREIGN KEY(job) REFERENCES jobs(id));

CREATE TABLE instructions(id INTEGER PRIMARY KEY, name TEXT UNIQUE NOT NULL);

CREATE_TABLE available(instruction INTEGER, player INTEGER, \
    FOREIGN KEY(instruction) REFERENCES instructions(id), \
    FOREIGN KEY(player) REFERENCES players(id));