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

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

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