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

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

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