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

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

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