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

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

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