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

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

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