*SUPPORT*
IN: kiki lug OUT: PINK BLUE
IN: kiki tufa wif OUT: PINK GREEN
IN: lug gazzer OUT: BLUE BLUE
IN: lug OUT: BLUE
IN: wif tufa zup OUT: GREEN YELLOW
IN: lug zup dax wif gazzer OUT: BLUE YELLOW GREEN GREEN
IN: wif kiki gazzer OUT: GREEN PINK PINK
IN: zup tufa wif OUT: YELLOW GREEN
IN: wif gazzer OUT: GREEN GREEN
IN: wif dax lug OUT: GREEN BLUE
IN: zup gazzer OUT: YELLOW YELLOW
IN: kiki wif OUT: PINK GREEN
IN: zup zup OUT: YELLOW YELLOW
IN: lug tufa kiki OUT: BLUE PINK

*QUERY*
IN: wif dax kiki OUT: GREEN PINK
IN: kiki tufa zup OUT: PINK YELLOW
IN: kiki dax wif gazzer OUT: PINK GREEN GREEN
IN: wif dax zup OUT: GREEN YELLOW
IN: wif OUT: GREEN
IN: zup OUT: YELLOW
IN: zup zup gazzer OUT: YELLOW YELLOW YELLOW
IN: lug wif OUT: BLUE GREEN
IN: kiki OUT: PINK
IN: zup wif tufa wif OUT: YELLOW GREEN GREEN

*GRAMMAR*
kiki -> PINK 
 wif -> GREEN 
 zup -> YELLOW 
 lug -> BLUE 
 u1 gazzer -> [u1] [u1] 
 u1 dax x1 -> [u1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 