*SUPPORT*
IN: dax kiki tufa OUT: GREEN RED
IN: tufa OUT: GREEN
IN: dax OUT: RED
IN: dax wif OUT: RED RED
IN: lug OUT: YELLOW
IN: zup lug wif blicket kiki lug kiki zup OUT: BLUE YELLOW BLUE YELLOW YELLOW BLUE YELLOW YELLOW
IN: lug dax wif kiki dax kiki zup OUT: BLUE RED YELLOW RED RED
IN: lug kiki lug OUT: YELLOW YELLOW
IN: zup kiki zup blicket OUT: BLUE BLUE BLUE BLUE
IN: zup blicket kiki zup OUT: BLUE BLUE BLUE
IN: tufa lug tufa OUT: GREEN YELLOW GREEN
IN: tufa wif OUT: GREEN GREEN
IN: lug wif blicket OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax wif kiki dax OUT: RED RED RED

*QUERY*
IN: zup dax wif kiki tufa blicket OUT: GREEN BLUE RED RED GREEN BLUE RED RED
IN: zup wif OUT: BLUE BLUE
IN: dax lug wif kiki lug OUT: YELLOW RED YELLOW YELLOW
IN: zup OUT: BLUE
IN: tufa blicket blicket OUT: GREEN GREEN GREEN GREEN
IN: lug wif OUT: YELLOW YELLOW
IN: tufa dax dax kiki tufa blicket OUT: GREEN GREEN RED RED GREEN GREEN RED RED
IN: zup wif blicket kiki lug kiki zup OUT: BLUE YELLOW BLUE BLUE BLUE BLUE
IN: lug dax lug kiki zup kiki zup OUT: BLUE BLUE YELLOW RED YELLOW
IN: zup dax dax wif OUT: BLUE RED RED RED

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