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

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

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