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

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

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