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

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

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