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

*QUERY*
IN: fep fep OUT: GREEN GREEN
IN: wif gazzer tufa OUT: PINK YELLOW
IN: wif fep gazzer fep OUT: PINK GREEN GREEN
IN: tufa fep gazzer tufa kiki OUT: YELLOW GREEN YELLOW YELLOW GREEN YELLOW
IN: fep OUT: GREEN
IN: tufa gazzer fep OUT: YELLOW GREEN
IN: wif dax dax dax gazzer dax OUT: PINK PURPLE PURPLE PURPLE PURPLE
IN: fep gazzer fep OUT: GREEN GREEN
IN: dax gazzer wif OUT: PURPLE PINK
IN: dax fep OUT: PURPLE GREEN

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