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

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

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