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

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

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