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

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

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