Issue with nested Spark actions about rumble HOT 2 CLOSED

jiqs$ let $p := count(
for $i in json-file("./src/main/resources/queries/confusion_sample.json")
where $i.guess=$i.choices[[1]] and $i.guess=$i.target
return $i)
let $t := count(
for $j in json-file("./src/main/resources/queries/confusion_sample.json")
where $j.guess=$j.choices[[1]]
return $j)
return {"res": ($p+0.0) div $t}