*SUPPORT*
IN: zup fep tufa dax OUT: PINK PINK YELLOW YELLOW
IN: lug lug kiki zup OUT: GREEN GREEN GREEN YELLOW
IN: zup lug kiki zup OUT: YELLOW GREEN GREEN YELLOW
IN: dax wif tufa dax OUT: PINK PINK PINK RED
IN: dax fep OUT: PINK PINK
IN: dax kiki dax OUT: PINK PINK PINK
IN: zup zup kiki zup tufa zup OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif tufa wif OUT: RED RED RED
IN: lug dax tufa lug OUT: GREEN GREEN GREEN PINK
IN: zup OUT: YELLOW
IN: zup kiki zup OUT: YELLOW YELLOW YELLOW
IN: wif tufa dax OUT: PINK PINK RED
IN: zup fep tufa wif tufa wif OUT: RED RED RED RED YELLOW YELLOW
IN: zup kiki dax OUT: YELLOW YELLOW PINK

*QUERY*
IN: lug kiki zup OUT: GREEN GREEN YELLOW
IN: lug OUT: GREEN
IN: dax kiki lug tufa lug tufa zup OUT: YELLOW YELLOW GREEN GREEN PINK PINK GREEN
IN: dax zup fep OUT: PINK YELLOW YELLOW
IN: zup fep OUT: YELLOW YELLOW
IN: dax lug fep tufa zup tufa zup OUT: YELLOW YELLOW YELLOW YELLOW PINK GREEN GREEN
IN: wif OUT: RED
IN: lug fep OUT: GREEN GREEN
IN: wif fep OUT: RED RED
IN: lug lug wif lug tufa lug OUT: GREEN GREEN GREEN GREEN RED GREEN

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