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

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

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