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

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

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