{
    "tf3_40_T1_ss1_md.jpeg": "3 times 3 sub-blocks with 2 objects: a small blue arrow at the right-top, a medium green half circle orientate to left at the right-center.",
    "tf3_40_T4_ss1_md.jpeg": "3 times 3 sub-blocks with 2 objects: a small blue cross at the right-top, a medium green half circle orientate to left at the right-center.",
    "tf3_40_T3_ss1_md.jpeg": "3 times 3 sub-blocks with 2 objects: a small blue arrow at the right-bottom, a medium green half circle orientate to left at the right-center.",
    "tf3_40_T2_ss1_md.jpeg": "3 times 3 sub-blocks with 2 objects: a small pink arrow at the right-top, a medium green half circle orientate to left at the right-center."
}