{
    "entity":
    [
        ["bbr-straight-rail-iron", "bbr-straight-rail-brick"],
        ["bbr-curved-rail-iron", "bbr-curved-rail-brick"],
        ["bbr-straight-rail-wood", "bbr-straight-rail-brick"],
        ["bbr-curved-rail-wood", "bbr-curved-rail-brick"]
    ],
    "item":
    [
        ["bbr-rail-iron", "bbr-rail-brick"],
        ["bbr-rail-wood", "bbr-rail-brick"]
    ]
}