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

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

*GRAMMAR*
zup -> GREEN 
 tufa -> YELLOW 
 wif -> PURPLE 
 fep -> PINK 
 x1 lug u1 -> [x1] [u1] 
 u1 blicket -> [u1] [u1] 
 u1 kiki u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 