Table:
Year
Song
Album
Position[3]
Chart

1987
"Summergirls"
24/7
50
Billboard Hot 100

1989
"24/7"
42
Billboard Hot 100

12
Hot R&B/Hip-Hop Songs

"I Like It"
7
Billboard Hot 100

3
Hot Dance Club Play

"Sunshine"
23
Billboard Hot 100

1990
"Never 2 Much of U"
61
Billboard Hot 100

"Romeo"
Swingin'
6
Billboard Hot 100

1991
"Gentle"
31
Billboard Hot 100

1993
"Ooh Child"
The Way I Am
27
Billboard Hot 100

"Endlessly"
--
Billboard Hot 100

Based on the provided table, find the positions of cells with the subsequent values. Return their locations using the JSON format {'value': '<cell value>', 'location': (Row_ID, Column_ID)}, starting from 1 for both row and column IDs. Use 'DOES NOT EXIST' as the location for a non-existing cell in the table.
The target cell values:
(1) 'Year';
(2) '12';
(3) '61';

The coordinates of target cells are listed below.
(1) {'value': 'Year', 'location': (1, 1)}
(2) {'value': '12', 'location': (4, 4)}
(3) {'value': '61', 'location': (8, 4)}