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

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

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