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

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

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