for f in tofugu.d/*-0.png; do
qid=${f##*/}
qid=${qid%-*}
tags=${qid#*-}
printf ' %s: {"q":"%s", "clues":["%s"], "tags": ["%s"], "solution": ["%s"]}'"\n" \
$qid \
img:./testdata/$f \
img:./testdata/${f%-0.png}-1.png \
$tags \
${qid%%-*} \
done