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

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

*GRAMMAR*
wif -> GREEN 
 kiki -> RED 
 dax -> PINK 
 zup -> YELLOW 
 x1 blicket x2 -> [x2] [x1] 
 u1 tufa -> [u1] [u1] [u1] [u1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 