local tree = {}
tree[1] = {
    xPos = 4,
    yPos = 3,
    leftChild = 2,
    leftDir = "W",
    rightChild = 9,
    rightDir = "E",
    isLeaf = false,
    parent = 0,
    parentDir = "N"
}
tree[2] = {
    xPos = 2,
    yPos = 3,
    leftChild = 3,
    leftDir = "S",
    rightChild = 6,
    rightDir = "N",
    isLeaf = false,
    parent = 1,
    parentDir = "E"
}
tree[3] = {
    xPos = 2,
    yPos = 5,
    leftChild = 4,
    leftDir = "E",
    rightChild = 5,
    rightDir = "W",
    isLeaf = false,
    parent = 2,
    parentDir = "N"
}
tree[4] = {
    xPos = 3,
    yPos = 5,
    isLeaf = true,
    parent = 3,
    parentDir = "W"
}
tree[5] = {
    xPos = 1,
    yPos = 5,
    isLeaf = true,
    parent = 3,
    parentDir = "E"
}
tree[6] = {
    xPos = 2,
    yPos = 1,
    leftChild = 7,
    leftDir = "W",
    rightChild = 8,
    rightDir = "E",
    isLeaf = false,
    parent = 2,
    parentDir = "S"
}
tree[7] = {
    xPos = 1,
    yPos = 1,
    isLeaf = true,
    parent = 6,
    parentDir = "E"
}
tree[8] = {
    xPos = 3,
    yPos = 1,
    isLeaf = true,
    parent = 6,
    parentDir = "W"
}
tree[9] = {
    xPos = 6,
    yPos = 3,
    leftChild = 10,
    leftDir = "N",
    rightChild = 13,
    rightDir = "S",
    isLeaf = false,
    parent = 2,
    parentDir = "W"
}
tree[10] = {
    xPos = 6,
    yPos = 1,
    leftChild = 11,
    leftDir = "W",
    rightChild = 12,
    rightDir = "E",
    isLeaf = false,
    parent = 9,
    parentDir = "S"
}
tree[11] = {
    xPos = 5,
    yPos = 1,
    isLeaf = true,
    parent = 10,
    parentDir = "E"
}
tree[12] = {
    xPos = 7,
    yPos = 1,
    isLeaf = true,
    parent = 10,
    parentDir = "W"
}
tree[13] = {
    xPos = 6,
    yPos = 5,
    leftChild = 14,
    leftDir = "E",
    rightChild = 15,
    rightDir = "W",
    isLeaf = false,
    parent = 9,
    parentDir = "N"
}
tree[14] = {
    xPos = 7,
    yPos = 5,
    isLeaf = true,
    parent = 13,
    parentDir = "W"
}
tree[15] = {
    xPos = 5,
    yPos = 5,
    isLeaf = true,
    parent = 13,
    parentDir = "E"
}