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

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

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