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

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

*GRAMMAR*
fep -> RED 
 lug -> GREEN 
 kiki -> PINK 
 dax -> PURPLE 
 x1 tufa -> [x1] [x1] 
 u1 wif u2 -> [u1] [u2] 
 x1 gazzer x2 -> [x2] [x1] [x1] [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 