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

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

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