*SUPPORT*
IN: lug wif fep blicket tufa OUT: RED RED PURPLE BLUE
IN: tufa blicket gazzer wif gazzer OUT: YELLOW YELLOW YELLOW RED
IN: gazzer tufa blicket tufa OUT: RED RED YELLOW RED
IN: fep blicket fep OUT: PURPLE PURPLE PURPLE
IN: gazzer dax lug OUT: BLUE YELLOW
IN: tufa lug tufa fep dax tufa blicket fep OUT: PURPLE PURPLE RED RED BLUE RED PURPLE
IN: tufa OUT: RED
IN: gazzer tufa wif lug fep wif fep OUT: PURPLE BLUE PURPLE YELLOW RED
IN: lug blicket lug dax lug OUT: BLUE BLUE BLUE BLUE
IN: lug dax tufa OUT: RED BLUE
IN: fep dax tufa dax tufa blicket fep OUT: PURPLE PURPLE RED RED PURPLE
IN: tufa dax tufa blicket fep wif lug OUT: BLUE PURPLE PURPLE RED RED
IN: gazzer blicket fep OUT: PURPLE PURPLE YELLOW
IN: fep gazzer lug blicket gazzer dax fep OUT: PURPLE YELLOW YELLOW PURPLE YELLOW BLUE

*QUERY*
IN: gazzer tufa OUT: YELLOW RED
IN: lug gazzer gazzer dax fep blicket lug OUT: BLUE BLUE PURPLE BLUE YELLOW YELLOW
IN: gazzer dax tufa blicket lug dax gazzer OUT: YELLOW BLUE BLUE RED YELLOW
IN: lug OUT: BLUE
IN: tufa lug OUT: RED BLUE
IN: lug tufa OUT: BLUE RED
IN: fep blicket gazzer OUT: YELLOW YELLOW PURPLE
IN: fep OUT: PURPLE
IN: gazzer dax lug dax gazzer OUT: YELLOW BLUE YELLOW
IN: gazzer OUT: YELLOW

*GRAMMAR*
tufa -> RED 
 fep -> PURPLE 
 lug -> BLUE 
 gazzer -> YELLOW 
 x1 blicket u1 -> [u1] [u1] [x1] 
 x1 wif x2 -> [x2] [x1] 
 x1 dax u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 