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

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

*GRAMMAR*
lug -> RED 
 wif -> PURPLE 
 fep -> GREEN 
 tufa -> BLUE 
 x1 gazzer x2 -> [x1] [x2] 
 u1 dax -> [u1] [u1] [u1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 