*SUPPORT*
IN: tufa fep kiki OUT: PURPLE PURPLE PURPLE PURPLE
IN: gazzer lug fep OUT: GREEN RED RED
IN: lug OUT: RED
IN: wif lug tufa fep OUT: BLUE RED PURPLE PURPLE
IN: wif wif wif dax OUT: BLUE BLUE BLUE BLUE
IN: lug fep OUT: RED RED
IN: tufa lug kiki OUT: PURPLE RED PURPLE RED
IN: gazzer OUT: GREEN
IN: gazzer fep OUT: GREEN GREEN
IN: tufa OUT: PURPLE
IN: lug tufa OUT: RED PURPLE
IN: gazzer dax OUT: GREEN GREEN
IN: wif kiki OUT: BLUE BLUE
IN: wif OUT: BLUE

*QUERY*
IN: wif lug dax OUT: BLUE RED RED
IN: tufa dax kiki OUT: PURPLE PURPLE PURPLE PURPLE
IN: wif fep OUT: BLUE BLUE
IN: lug dax kiki OUT: RED RED RED RED
IN: tufa wif fep OUT: PURPLE BLUE BLUE
IN: gazzer kiki kiki OUT: GREEN GREEN GREEN GREEN
IN: wif dax OUT: BLUE BLUE
IN: lug dax OUT: RED RED
IN: tufa kiki OUT: PURPLE PURPLE
IN: lug dax kiki kiki OUT: RED RED RED RED RED RED RED RED

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