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

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

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