player.onChat("2-9", function () {
    agent.setAssist(PLACE_FROM_ANY_SLOT, true);
    for (let i = 0; i < 3; i++) {
        for (let j = 0; j < 2; j++) {
            for (let k = 0; k < 11; k++) {
                agent.place(FORWARD);
                agent.move(RIGHT, 1);
            }
            agent.move(LEFT, 11);
            agent.move(UP, 1);
        }
        agent.move(DOWN, 2);
        agent.move(RIGHT, 9);
        agent.turn(RIGHT_TURN);
    }
});