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

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

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