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

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

*GRAMMAR*
tufa -> GREEN 
 blicket -> RED 
 wif -> PINK 
 dax -> BLUE 
 u1 zup u2 -> [u2] [u2] [u1] [u1] 
 x1 lug -> [x1] [x1] [x1] 
 x1 kiki x2 -> [x2] [x1] [x2] [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 