{
    "0.jpeg": "3 times 3 sub-blocks with 9 objects; medium light gray square at top-left, medium dark gray square at top, medium white square at top-right; medium white square at left, medium dark gray square at center, medium light gray square at right; medium light gray square at down-left, medium dark gray square at down, medium white square at down-right.",
    "1.jpeg": "3 times 3 sub-blocks with 9 objects; medium light gray square at top-left, medium dark gray square at top, medium light gray square at top-right; medium dark gray square at left, medium white square at center, medium white square at right; medium dark gray square at down-left, medium white square at down, medium dark gray square at down-right.",
    "2.jpeg": "3 times 3 sub-blocks with 9 objects; medium black square at top-left, small black square at top, small black square at top-right; huge black square at left, tiny black square at center, medium black square at right; medium black square at down-left, medium black square at down, small black square at down-right.",
    "3.jpeg": "3 times 3 sub-blocks with 9 objects; small black square at top-left, medium black square at top, small black square at top-right; medium black square at left, small black square at center, medium black square at right; medium black square at down-left, huge black square at down, small black square at down-right.",
    "4.jpeg": "3 times 3 sub-blocks with 9 objects; medium dark gray square at top-left, medium white square at top, medium dark gray square at top-right; medium light gray square at left, medium dark gray square at center, medium light gray square at right; medium light gray square at down-left, medium light gray square at down, medium dark gray square at down-right.",
    "5.jpeg": "3 times 3 sub-blocks with 9 objects; all squares are medium black; one square is at each of the 9 sub-block positions.",
    "6.jpeg": "3 times 3 sub-blocks with 9 objects; medium black square at top-left, small black square at top, medium black square at top-right; tiny black square at left, medium black square at center, small black square at right; medium black square at down-left, small black square at down, huge black square at down-right.",
    "7.jpeg": "3 times 3 sub-blocks with 9 objects; medium white square at top-left, medium light gray square at top, medium dark gray square at top-right; medium dark gray square at left, medium dark gray square at center, medium light gray square at right; medium white square at down-left, medium gray square at down, medium light gray square at down-right."
}