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

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

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