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

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

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