recompose this grid

testing results for: sql
lab05
GNU-Fed-i64
sql/test/wlcr11.855 
wlc01 X O0.648 
wlr20 X X0.946 
wlr30 X X0.341 
wlr40 X X0.324 
wlr50 X X0.326 
wlr70 X X0.322 
wlr100 X X0.322 
70357 (default)