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

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

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