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

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

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