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

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

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