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

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

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