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

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

*GRAMMAR*
fep -> RED 
 wif -> GREEN 
 tufa -> PINK 
 dax -> YELLOW 
 u1 kiki u2 -> [u1] [u1] [u2] 
 u1 lug -> [u1] [u1] 
 x1 gazzer u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 