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

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

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