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

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

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