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

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

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