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

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

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