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

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

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