query wjc2 feed filter[ fun(t: TUPLE) 
  attr(t,Match) moves filter[ (. captured = "Queen")
  and ( attr(t,Match) getposition[ . moveNo ]  
  piececount["Queen"] ) 
  < ( attr(t, Match) getposition[ (. moveNo + 10) ]  
    piececount["queen"] ) ] ensure[1] ] project[No] consume