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

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

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