*SUPPORT*
IN: tufa wif zup dax lug OUT: RED PINK GREEN PINK GREEN PINK GREEN RED
IN: zup wif zup OUT: GREEN GREEN
IN: lug zup wif lug blicket fep OUT: RED GREEN RED YELLOW
IN: fep OUT: YELLOW
IN: fep dax fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: lug fep wif tufa OUT: RED YELLOW PINK
IN: zup dax zup OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup OUT: GREEN
IN: fep wif zup blicket tufa tufa wif zup OUT: YELLOW GREEN PINK PINK GREEN
IN: fep tufa lug OUT: YELLOW PINK RED
IN: fep wif lug OUT: YELLOW RED
IN: tufa OUT: PINK
IN: tufa dax tufa OUT: PINK PINK PINK PINK PINK
IN: fep fep wif zup OUT: YELLOW YELLOW GREEN

*QUERY*
IN: lug tufa tufa OUT: RED PINK PINK
IN: zup tufa wif tufa OUT: GREEN PINK PINK
IN: lug wif zup OUT: RED GREEN
IN: lug wif zup blicket fep blicket fep OUT: RED GREEN YELLOW YELLOW
IN: tufa wif tufa OUT: PINK PINK
IN: tufa wif zup OUT: PINK GREEN
IN: lug OUT: RED
IN: zup dax tufa OUT: PINK GREEN GREEN GREEN PINK
IN: tufa wif fep OUT: PINK YELLOW
IN: zup fep dax lug OUT: RED GREEN YELLOW GREEN YELLOW GREEN YELLOW RED

*GRAMMAR*
fep -> YELLOW 
 tufa -> PINK 
 lug -> RED 
 zup -> GREEN 
 x1 blicket x2 -> [x1] [x2] 
 u1 wif u2 -> [u1] [u2] 
 x1 dax u1 -> [u1] [x1] [x1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 