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

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

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