recompose this grid

testing results for: sql
lab05
GNU-Fed-i64
sql/test/wlcr11.882 
wlc01 X O0.650 
wlr20 X X0.949 
wlr30 X X0.336 
wlr40 X X0.329 
wlr50 X X0.328 
wlr70 X X0.327 
wlr100 X X0.328 
70219 (default)