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

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

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