*SUPPORT*
IN: dax kiki OUT: BLUE BLUE
IN: dax OUT: BLUE
IN: tufa gazzer kiki OUT: PINK PINK PINK PINK
IN: tufa wif gazzer kiki OUT: PINK GREEN PINK GREEN PINK GREEN PINK GREEN
IN: dax kiki kiki OUT: BLUE BLUE BLUE BLUE
IN: tufa OUT: PINK
IN: blicket dax lug tufa wif OUT: PINK GREEN RED BLUE PINK GREEN
IN: wif OUT: GREEN
IN: wif lug tufa OUT: PINK GREEN PINK
IN: tufa gazzer OUT: PINK PINK
IN: blicket lug wif lug wif tufa OUT: GREEN PINK GREEN RED GREEN GREEN PINK
IN: wif gazzer OUT: GREEN GREEN
IN: tufa tufa OUT: PINK PINK
IN: blicket OUT: RED

*QUERY*
IN: blicket gazzer lug dax OUT: BLUE RED RED BLUE
IN: wif tufa OUT: GREEN PINK
IN: wif dax kiki OUT: GREEN BLUE GREEN BLUE
IN: dax gazzer kiki OUT: BLUE BLUE BLUE BLUE
IN: wif kiki OUT: GREEN GREEN
IN: tufa wif gazzer OUT: PINK GREEN PINK GREEN
IN: dax wif lug tufa kiki OUT: PINK PINK BLUE GREEN PINK PINK
IN: blicket kiki gazzer OUT: RED RED RED RED
IN: dax lug wif OUT: GREEN BLUE GREEN
IN: tufa blicket tufa gazzer OUT: PINK RED PINK PINK RED PINK

*GRAMMAR*
dax -> BLUE 
 wif -> GREEN 
 tufa -> PINK 
 blicket -> RED 
 x1 lug x2 -> [x2] [x1] [x2] 
 x1 kiki -> [x1] [x1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 